John C. DeFries - Publications

Affiliations: 
Psychology University of Colorado, Boulder, Boulder, CO, United States 
Area:
Behavior Genetics
Website:
http://ibgwww.colorado.edu/~defries/

278 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2020 Wadsworth SJ, Corley RP, Munoz E, Trubenstein BP, Knaap E, DeFries JC, Plomin R, Reynolds CA. CATSLife: A Study of Lifespan Behavioral Development and Cognitive Functioning - Corrigendum. Twin Research and Human Genetics : the Official Journal of the International Society For Twin Studies. 1. PMID 31959274 DOI: 10.1017/Thg.2019.126  0.562
2019 Wadsworth SJ, Corley RP, Munoz E, Trubenstein BP, Knaap E, DeFries JC, Plomin R, Reynolds CA. CATSLife: A Study of Lifespan Behavioral Development and Cognitive Functioning. Twin Research and Human Genetics : the Official Journal of the International Society For Twin Studies. 1-12. PMID 31547893 DOI: 10.1017/Thg.2019.49  0.619
2019 Reynolds CA, Smolen A, Corley RP, Munoz E, Friedman NP, Rhee SH, Stallings MC, DeFries JC, Wadsworth SJ. APOE effects on cognition from childhood to adolescence. Neurobiology of Aging. PMID 31126628 DOI: 10.1016/J.Neurobiolaging.2019.04.011  0.723
2019 Willcutt EG, McGrath LM, Pennington BF, Keenan JM, DeFries JC, Olson RK, Wadsworth SJ. Understanding Comorbidity Between Specific Learning Disabilities. New Directions For Child and Adolescent Development. PMID 31070302 DOI: 10.1002/Cad.20291  0.403
2019 Truong DT, Adams AK, Paniagua S, Frijters JC, Boada R, Hill DE, Lovett MW, Mahone EM, Willcutt EG, Wolf M, Defries JC, Gialluisi A, Francks C, Fisher SE, Olson RK, et al. Multivariate genome-wide association study of rapid automatised naming and rapid alternating stimulus in Hispanic American and African-American youth. Journal of Medical Genetics. PMID 30995994 DOI: 10.1136/Jmedgenet-2018-105874  0.304
2019 Gialluisi A, Andlauer TFM, Mirza-Schreiber N, Moll K, Becker J, Hoffmann P, Ludwig KU, Czamara D, St Pourcain B, Brandler W, Honbolygó F, Tóth D, Csépe V, Huguet G, Morris AP, ... ... DeFries JC, et al. Genome-wide association scan identifies new variants associated with a cognitive predictor of dyslexia. Translational Psychiatry. 9: 77. PMID 30741946 DOI: 10.1038/S41398-019-0402-0  0.362
2017 Ricker AA, Corley R, DeFries JC, Wadsworth SJ, Reynolds CA. Examining the Influence of Perceived Stress on Developmental Change in Memory and Perceptual Speed for Adopted and Nonadopted Individuals. Developmental Psychology. PMID 28981301 DOI: 10.1037/Dev0000329  0.555
2017 Adams AK, Smith SD, Truong DT, Willcutt EG, Olson RK, DeFries JC, Pennington BF, Gruen JR. Enrichment of putatively damaging rare variants in the DYX2 locus and the reading-related genes CCDC136 and FLNC. Human Genetics. PMID 28866788 DOI: 10.1007/S00439-017-1838-Z  0.343
2017 Selzam S, Dale PS, Wagner RK, DeFries JC, Cederlöf M, O'Reilly PF, Krapohl E, Plomin R. Genome-Wide Polygenic Scores Predict Reading Performance Throughout the School Years. Scientific Studies of Reading : the Official Journal of the Society For the Scientific Study of Reading. 21: 334-349. PMID 28706435 DOI: 10.1080/10888438.2017.1299152  0.349
2017 Ayorech Z, Selzam S, Smith-Woolley E, Knopik VS, Neiderhiser JM, DeFries JC, Plomin R. Erratum to: Publication Trends Over 55 Years of Behavioral Genetic Research. Behavior Genetics. PMID 28474239 DOI: 10.1007/S10519-017-9849-Z  0.606
2017 Arnett AB, Pennington BF, Peterson RL, Willcutt EG, DeFries JC, Olson RK. Explaining the sex difference in dyslexia. Journal of Child Psychology and Psychiatry, and Allied Disciplines. PMID 28176347 DOI: 10.1111/Jcpp.12691  0.301
2016 Wadsworth SJ, DeFries JC, Willcutt EG, Pennington BF, Olson RK. Genetic Etiologies of Comorbidity and Stability for Reading Difficulties and ADHD: A Replication Study. Twin Research and Human Genetics : the Official Journal of the International Society For Twin Studies. 1-5. PMID 27748217 DOI: 10.1017/Thg.2016.80  0.396
2016 Gialluisi A, Visconti A, Willcutt EG, Smith SD, Pennington BF, Falchi M, DeFries JC, Olson RK, Francks C, Fisher SE. Investigating the effects of copy number variants on reading and language performance. Journal of Neurodevelopmental Disorders. 8: 17. PMID 27186239 DOI: 10.1186/S11689-016-9147-8  0.341
2016 Huibregtse BM, Corley RP, Wadsworth SJ, Vandever JM, DeFries JC, Stallings MC. A Longitudinal Adoption Study of Substance Use Behavior in Adolescence. Twin Research and Human Genetics : the Official Journal of the International Society For Twin Studies. 1-11. PMID 27161024 DOI: 10.1017/Thg.2016.35  0.635
2016 Ayorech Z, Selzam S, Smith-Woolley E, Knopik VS, Neiderhiser JM, DeFries JC, Plomin R. Publication Trends Over 55 Years of Behavioral Genetic Research. Behavior Genetics. PMID 26992731 DOI: 10.1007/S10519-016-9786-2  0.61
2016 Christopher ME, Keenan JM, Hulslander J, DeFries JC, Miyake A, Wadsworth SJ, Willcutt E, Pennington B, Olson RK. The genetic and environmental etiologies of the relations between cognitive skills and components of reading ability. Journal of Experimental Psychology. General. 145: 451-466. PMID 26974208 DOI: 10.1037/Xge0000146  0.473
2016 Crawford CB, DeFries JC. Factor Analysis Of Genetic And Environmental Correlation Matrices. Multivariate Behavioral Research. 13: 297-318. PMID 26821723 DOI: 10.1207/S15327906Mbr1303_3  0.405
2016 Plomin R, DeFries JC, Knopik VS, Neiderhiser JM. Top 10 Replicated Findings From Behavioral Genetics. Perspectives On Psychological Science : a Journal of the Association For Psychological Science. 11: 3-23. PMID 26817721 DOI: 10.1177/1745691615617439  0.629
2015 Wadsworth SJ, DeFries JC, Willcutt EG, Pennington BF, Olson RK. The Colorado Longitudinal Twin Study of Reading Difficulties and ADHD: Etiologies of Comorbidity and Stability. Twin Research and Human Genetics : the Official Journal of the International Society For Twin Studies. 1-7. PMID 26537134 DOI: 10.1017/Thg.2015.66  0.428
2015 Christopher ME, Hulslander J, Byrne B, Samuelsson S, Keenan JM, Pennington B, DeFries JC, Wadsworth SJ, Willcutt E, Olson RK. Genetic and environmental etiologies of the longitudinal relations between prereading skills and reading. Child Development. 86: 342-61. PMID 25263167 DOI: 10.1111/Cdev.12295  0.42
2014 Gialluisi A, Newbury DF, Wilcutt EG, Olson RK, DeFries JC, Brandler WM, Pennington BF, Smith SD, Scerri TS, Simpson NH, Luciano M, Evans DM, Bates TC, Stein JF, et al. Genome-wide screening for DNA variants associated with reading and language traits. Genes, Brain, and Behavior. 13: 686-701. PMID 25065397 DOI: 10.1111/Gbb.12158  0.334
2014 Eicher JD, Powers NR, Miller LL, Mueller KL, Mascheretti S, Marino C, Willcutt EG, DeFries JC, Olson RK, Smith SD, Pennington BF, Tomblin JB, Ring SM, Gruen JR. Characterization of the DYX2 locus on chromosome 6p22 with reading disability, language impairment, and IQ. Human Genetics. 133: 869-81. PMID 24509779 DOI: 10.1007/S00439-014-1427-3  0.373
2014 Power RA, Nagoshi C, DeFries JC, Plomin R. Genome-wide estimates of inbreeding in unrelated individuals and their association with cognitive ability. European Journal of Human Genetics : Ejhg. 22: 386-90. PMID 23860046 DOI: 10.1038/Ejhg.2013.155  0.363
2013 Christopher ME, Hulslander J, Byrne B, Samuelsson S, Keenan JM, Pennington B, Defries JC, Wadsworth SJ, Willcutt E, Olson RK. Modeling the Etiology of Individual Differences in Early Reading Development: Evidence for Strong Genetic Influences. Scientific Studies of Reading : the Official Journal of the Society For the Scientific Study of Reading. 17: 350-368. PMID 24489459 DOI: 10.1080/10888438.2012.729119  0.444
2013 Fujisawa KK, Wadsworth SJ, Kakihana S, Olson RK, Defries JC, Byrne B, Ando J. A multivariate twin study of early literacy in Japanese Kana. Learning and Individual Differences. 24: 160-167. PMID 23997545 DOI: 10.1016/J.Lindif.2012.12.018  0.459
2013 Rhea SA, Bricker JB, Corley RP, Defries JC, Wadsworth SJ. Design, Utility, and History of the Colorado Adoption Project: Examples Involving Adjustment Interactions. Adoption Quarterly. 16: 17-39. PMID 23833552 DOI: 10.1080/10926755.2012.754810  0.335
2013 Brant AM, Munakata Y, Boomsma DI, Defries JC, Haworth CM, Keller MC, Martin NG, McGue M, Petrill SA, Plomin R, Wadsworth SJ, Wright MJ, Hewitt JK. The nature and nurture of high IQ: an extended sensitive period for intellectual development. Psychological Science. 24: 1487-95. PMID 23818653 DOI: 10.1177/0956797612473119  0.381
2013 Christopher ME, Hulslander J, Byrne B, Samuelsson S, Keenan JM, Pennington B, Defries JC, Wadsworth SJ, Willcutt E, Olson RK. The genetic and environmental etiologies of individual differences in early reading growth in Australia, the United States, and Scandinavia. Journal of Experimental Child Psychology. 115: 453-67. PMID 23665180 DOI: 10.1016/J.Jecp.2013.03.008  0.41
2013 Trzaskowski M, Davis OS, DeFries JC, Yang J, Visscher PM, Plomin R. DNA evidence for strong genome-wide pleiotropy of cognitive and learning abilities. Behavior Genetics. 43: 267-73. PMID 23609157 DOI: 10.1007/S10519-013-9594-X  0.413
2013 Olson RK, Hulslander J, Christopher M, Keenan JM, Wadsworth SJ, Willcutt EG, Pennington BF, DeFries JC. Genetic and environmental influences on writing and their relations to language and reading. Annals of Dyslexia. 63: 25-43. PMID 21842316 DOI: 10.1007/S11881-011-0055-Z  0.421
2012 Astrom RL, Wadsworth SJ, Olson RK, Willcutt EG, Defries JC. Genetic and environmental etiologies of reading difficulties: DeFries-Fulker analysis of reading performance data from twin pairs and their nontwin siblings. Learning and Individual Differences. 22: 365-369. PMID 22927712 DOI: 10.1016/J.Lindif.2012.01.011  0.451
2012 Wadsworth SJ, Olson RK, Willcutt EG, DeFries JC. Multiple regression analysis of reading performance data from twin pairs with reading difficulties and nontwin siblings: the augmented model. Twin Research and Human Genetics : the Official Journal of the International Society For Twin Studies. 15: 116-9. PMID 22784461 DOI: 10.1375/Twin.15.1.116  0.385
2012 Christopher ME, Miyake A, Keenan JM, Pennington B, DeFries JC, Wadsworth SJ, Willcutt E, Olson RK. Predicting word reading and comprehension with executive function and speed measures across development: a latent variable analysis. Journal of Experimental Psychology. General. 141: 470-88. PMID 22352396 DOI: 10.1037/A0027375  0.332
2011 Betjemann RS, Keenan JM, Olson RK, Defries JC. Choice of Reading Comprehension Test Influences the Outcomes of Genetic Analyses. Scientific Studies of Reading : the Official Journal of the Society For the Scientific Study of Reading. 15: 363-382. PMID 21804757 DOI: 10.1080/10888438.2010.493965  0.404
2011 Willcutt EG, Boada R, Riddle MW, Chhabildas N, DeFries JC, Pennington BF. Colorado Learning Difficulties Questionnaire: validation of a parent-report screening measure. Psychological Assessment. 23: 778-91. PMID 21574721 DOI: 10.1037/A0023290  0.3
2011 Astrom RL, Wadsworth SJ, Olson RK, Willcutt EG, DeFries JC. DeFries-Fulker analysis of longitudinal reading performance data from twin pairs ascertained for reading difficulties and from their nontwin siblings. Behavior Genetics. 41: 660-7. PMID 21259040 DOI: 10.1007/S10519-011-9445-6  0.49
2011 Olson RK, Keenan JM, Byrne B, Samuelsson S, Coventry WL, Corley R, Wadsworth SJ, Willcutt EG, Defries JC, Pennington BF, Hulslander J. Genetic and Environmental Influences on Vocabulary and Reading Development. Scientific Studies of Reading : the Official Journal of the Society For the Scientific Study of Reading. 15: 26-46. PMID 21132077 DOI: 10.1007/S11145-006-9018-X  0.427
2011 McGrath LM, Pennington BF, Shanahan MA, Santerre-Lemmon LE, Barnard HD, Willcutt EG, Defries JC, Olson RK. A multiple deficit model of reading disability and attention-deficit/hyperactivity disorder: searching for shared cognitive deficits. Journal of Child Psychology and Psychiatry, and Allied Disciplines. 52: 547-57. PMID 21126246 DOI: 10.1111/J.1469-7610.2010.02346.X  0.325
2010 Willcutt EG, Betjemann RS, McGrath LM, Chhabildas NA, Olson RK, DeFries JC, Pennington BF. Etiology and neuropsychology of comorbidity between RD and ADHD: the case for multiple-deficit models. Cortex; a Journal Devoted to the Study of the Nervous System and Behavior. 46: 1345-61. PMID 20828676 DOI: 10.1016/J.Cortex.2010.06.009  0.334
2010 Willcutt EG, Pennington BF, Duncan L, Smith SD, Keenan JM, Wadsworth S, Defries JC, Olson RK. Understanding the complex etiologies of developmental disorders: behavioral and molecular genetic approaches. Journal of Developmental and Behavioral Pediatrics : Jdbp. 31: 533-44. PMID 20814254 DOI: 10.1097/Dbp.0B013E3181Ef42A1  0.34
2010 Wadsworth SJ, Olson RK, DeFries JC. Differential genetic etiology of reading difficulties as a function of IQ: an update. Behavior Genetics. 40: 751-8. PMID 20333543 DOI: 10.1007/S10519-010-9349-X  0.471
2010 Betjemann RS, Johnson EP, Barnard H, Boada R, Filley CM, Filipek PA, Willcutt EG, DeFries JC, Pennington BF. Genetic covariation between brain volumes and IQ, reading performance, and processing speed. Behavior Genetics. 40: 135-45. PMID 20072853 DOI: 10.1007/S10519-009-9328-2  0.379
2010 DeFries JC. Haseman and Elston sib-pair linkage analysis: a brief historical note. Behavior Genetics. 40: 1-2. PMID 19707863 DOI: 10.1007/S10519-009-9295-7  0.335
2010 Haworth CM, Wright MJ, Luciano M, Martin NG, de Geus EJ, van Beijsterveldt CE, Bartels M, Posthuma D, Boomsma DI, Davis OS, Kovas Y, Corley RP, Defries JC, Hewitt JK, Olson RK, et al. The heritability of general cognitive ability increases linearly from childhood to young adulthood. Molecular Psychiatry. 15: 1112-20. PMID 19488046 DOI: 10.1038/Mp.2009.55  0.465
2009 Byrne B, Coventry WL, Olson RK, Samuelsson S, Corley R, Willcutt EG, Wadsworth S, Defries JC. Genetic and Environmental Influences on Aspects of Literacy and Language in Early Childhood: Continuity and Change from Preschool to Grade 2. Journal of Neurolinguistics. 22: 219-236. PMID 20161176 DOI: 10.1016/J.Jneuroling.2008.09.003  0.455
2009 Brant AM, Haberstick BC, Corley RP, Wadsworth SJ, DeFries JC, Hewitt JK. The developmental etiology of high IQ. Behavior Genetics. 39: 393-405. PMID 19377873 DOI: 10.1007/S10519-009-9268-X  0.425
2009 Hawke JL, Olson RK, Willcut EG, Wadsworth SJ, DeFries JC. Gender ratios for reading difficulties. Dyslexia (Chichester, England). 15: 239-42. PMID 19367616 DOI: 10.1002/Dys.389  0.783
2009 Friend A, DeFries JC, Olson RK, Pennington B, Harlaar N, Byrne B, Samuelsson S, Willcutt EG, Wadsworth SJ, Corley R, Keenan JM. Heritability of high reading ability and its interaction with parental education. Behavior Genetics. 39: 427-36. PMID 19296213 DOI: 10.1007/S10519-009-9263-2  0.366
2008 Samuelsson S, Byrne B, Olson RK, Hulslander J, Wadsworth S, Corley R, Willcutt EG, Defries JC. Response to early literacy instruction in the United States, Australia, and Scandinavia: A behavioral-genetic analysis. Learning and Individual Differences. 18: 289-295. PMID 19122888 DOI: 10.1016/J.Lindif.2008.03.004  0.456
2008 Friend A, DeFries JC, Olson RK. Parental education moderates genetic influences on reading disability. Psychological Science. 19: 1124-30. PMID 19076484 DOI: 10.1111/J.1467-9280.2008.02213.X  0.417
2008 Friedman NP, Miyake A, Young SE, Defries JC, Corley RP, Hewitt JK. Individual differences in executive functions are almost entirely genetic in origin. Journal of Experimental Psychology. General. 137: 201-25. PMID 18473654 DOI: 10.1037/0096-3445.137.2.201  0.416
2008 Hawke JL, Stallings MC, Wadsworth SJ, DeFries JC. DeFries-Fulker and Pearson-Aitken model-fitting analyses of reading performance data from selected and unselected twin pairs. Behavior Genetics. 38: 101-7. PMID 18213514 DOI: 10.1007/S10519-008-9189-0  0.82
2008 Byrne B, Coventry WL, Olson RK, Hulslander J, Wadsworth S, Defries JC, Corley R, Willcutt EG, Samuelsson S. A behaviour-genetic analysis of orthographic learning, spelling and decoding Journal of Research in Reading. 31: 8-21. DOI: 10.1111/J.1467-9817.2007.00358.X  0.388
2008 Betjemann RS, Willcutt EG, Olson RK, Keenan JM, Defries JC, Wadsworth SJ. Word reading and reading comprehension: Stability, overlap and independence Reading and Writing. 21: 539-558. DOI: 10.1007/S11145-007-9076-8  0.438
2007 Wadsworth SJ, DeFries JC, Olson RK, Willcutt EG. Colorado longitudinal twin study of reading disability. Annals of Dyslexia. 57: 139-60. PMID 18060583 DOI: 10.1007/S11881-007-0009-7  0.464
2007 Astrom RL, Wadsworth SJ, DeFries JC. Etiology of the stability of reading difficulties: the longitudinal twin study of reading disabilities. Twin Research and Human Genetics : the Official Journal of the International Society For Twin Studies. 10: 434-9. PMID 17564501 DOI: 10.1375/Twin.10.3.434  0.422
2007 Willcutt EG, Pennington BF, Olson RK, DeFries JC. Understanding comorbidity: a twin study of reading disability and attention-deficit/hyperactivity disorder. American Journal of Medical Genetics. Part B, Neuropsychiatric Genetics : the Official Publication of the International Society of Psychiatric Genetics. 144: 709-14. PMID 17440942 DOI: 10.1002/Ajmg.B.30310  0.302
2007 Friend A, DeFries JC, Wadsworth SJ, Olson RK. Genetic and environmental influences on word recognition and spelling deficits as a function of age. Behavior Genetics. 37: 477-86. PMID 17345157 DOI: 10.1007/S10519-007-9145-4  0.37
2007 Willcutt EG, Betjemann RS, Wadsworth SJ, Samuelsson S, Corley R, Defries JC, Byrne B, Pennington BF, Olson RK. Preschool twin study of the relation between attention-deficit/ hyperactivity disorder and prereading skills Reading and Writing. 20: 103-125. DOI: 10.1007/S11145-006-9020-3  0.391
2007 Byrne B, Samuelsson S, Wadsworth S, Hulslander J, Corley R, Defries JC, Quain P, Willcutt EG, Olson RK. Longitudinal twin study of early literacy development: Preschool through Grade 1 Reading and Writing. 20: 77-102. DOI: 10.1007/S11145-006-9019-9  0.422
2007 Hawke JL, Wadsworth SJ, Olson RK, Defries JC. Etiology of reading difficulties as a function of gender and severity Reading and Writing. 20: 13-25. DOI: 10.1007/S11145-006-9016-Z  0.802
2006 Bricker JB, Stallings MC, Corley RP, Wadsworth SJ, Bryan A, Timberlake DS, Hewitt JK, Caspi A, Hofer SM, Rhea SA, DeFries JC. Genetic and environmental influences on age at sexual initiation in the Colorado Adoption Project. Behavior Genetics. 36: 820-32. PMID 16710776 DOI: 10.1007/S10519-006-9079-2  0.655
2006 Hawke JL, Wadsworth SJ, DeFries JC. Genetic influences on reading difficulties in boys and girls: the Colorado twin study. Dyslexia (Chichester, England). 12: 21-9. PMID 16512171 DOI: 10.1002/Dys.301  0.799
2006 Keenan JM, Betjemann RS, Wadsworth SJ, Defries JC, Olson RK. Genetic and environmental influences on reading and listening comprehension Journal of Research in Reading. 29: 75-91. DOI: 10.1111/J.1467-9817.2006.00293.X  0.447
2006 Byrne B, Olson RK, Samuelsson S, Wadsworth S, Corley R, Defries JC, Willcutt E. Genetic and environmental influences on early literacy Journal of Research in Reading. 29: 33-49. DOI: 10.1111/J.1467-9817.2006.00291.X  0.452
2005 Wadsworth SJ, DeFries JC. Genetic etiology of reading difficulties in boys and girls. Twin Research and Human Genetics : the Official Journal of the International Society For Twin Studies. 8: 594-601. PMID 16354501 DOI: 10.1375/183242705774860196  0.456
2005 Gayán J, Willcutt EG, Fisher SE, Francks C, Cardon LR, Olson RK, Pennington BF, Smith SD, Monaco AP, DeFries JC. Bivariate linkage scan for reading disability and attention-deficit/hyperactivity disorder localizes pleiotropic loci. Journal of Child Psychology and Psychiatry, and Allied Disciplines. 46: 1045-56. PMID 16178928 DOI: 10.1111/J.1469-7610.2005.01447.X  0.332
2005 Meng H, Hager K, Held M, Page GP, Olson RK, Pennington BF, DeFries JC, Smith SD, Gruen JR. TDT-association analysis of EKN1 and dyslexia in a Colorado twin cohort. Human Genetics. 118: 87-90. PMID 16133186 DOI: 10.1007/S00439-005-0017-9  0.302
2005 Byrne B, Wadsworth S, Corley R, Samuelsson S, Quain P, Defries JC, Willcutt E, Olson RK. Longitudinal twin study of early literacy development: Preschool and kindergarten phases Scientific Studies of Reading. 9: 219-235. DOI: 10.1207/S1532799Xssr0903_3  0.395
2005 Samuelsson S, Byrne B, Quain P, Wadsworth S, Corley R, DeFries JC, Willcutt E, Olson R. Environmental and genetic influences on prereading skills in Australia, Scandinavia, and the United States Journal of Educational Psychology. 97: 705-722. DOI: 10.1037/0022-0663.97.4.705  0.454
2004 Francks C, Paracchini S, Smith SD, Richardson AJ, Scerri TS, Cardon LR, Marlow AJ, MacPhie IL, Walter J, Pennington BF, Fisher SE, Olson RK, DeFries JC, Stein JF, Monaco AP. A 77-kilobase region of chromosome 6p22.2 is associated with dyslexia in families from the United Kingdom and from the United States. American Journal of Human Genetics. 75: 1046-58. PMID 15514892 DOI: 10.1086/426404  0.335
2004 Williams RW, Bennett B, Lu L, Gu J, DeFries JC, Carosone-Link PJ, Rikke BA, Belknap JK, Johnson TE. Genetic structure of the LXS panel of recombinant inbred mouse strains: a powerful resource for complex trait analysis. Mammalian Genome : Official Journal of the International Mammalian Genome Society. 15: 637-47. PMID 15457343 DOI: 10.1007/S00335-004-2380-6  0.342
2004 Petrill SA, Lipton PA, Hewitt JK, Plomin R, Cherny SS, Corley R, DeFries JC. Genetic and environmental contributions to general cognitive ability through the first 16 years of life. Developmental Psychology. 40: 805-12. PMID 15355167 DOI: 10.1037/0012-1649.40.5.805  0.652
2004 Tiu RD, Wadsworth SJ, Olson RK, DeFries JC. Causal models of reading disability: a twin study. Twin Research : the Official Journal of the International Society For Twin Studies. 7: 275-83. PMID 15193172 DOI: 10.1375/136905204774200550  0.411
2004 Deffenbacher KE, Kenyon JB, Hoover DM, Olson RK, Pennington BF, DeFries JC, Smith SD. Refinement of the 6p21.3 quantitative trait locus influencing dyslexia: linkage and association analyses. Human Genetics. 115: 128-38. PMID 15138886 DOI: 10.1007/S00439-004-1126-6  0.384
2004 Flint J, DeFries JC, Henderson ND. Little epistasis for anxiety-related measures in the DeFries strains of laboratory mice. Mammalian Genome : Official Journal of the International Mammalian Genome Society. 15: 77-82. PMID 15058379 DOI: 10.1007/S00335-003-3033-X  0.371
2004 Turri MG, DeFries JC, Henderson ND, Flint J. Multivariate analysis of quantitative trait loci influencing variation in anxiety-related behavior in laboratory mice. Mammalian Genome : Official Journal of the International Mammalian Genome Society. 15: 69-76. PMID 15058378 DOI: 10.1007/S00335-003-3032-Y  0.35
2004 Henderson ND, Turri MG, DeFries JC, Flint J. QTL analysis of multiple behavioral measures of anxiety in mice. Behavior Genetics. 34: 267-93. PMID 14990867 DOI: 10.1023/B:Bege.0000017872.25069.44  0.364
2003 O'Connor TG, Caspi A, Defries JC, Plomin R. Genotype-environment interaction in children's adjustment to parental separation. Journal of Child Psychology and Psychiatry, and Allied Disciplines. 44: 849-56. PMID 12959493 DOI: 10.1111/1469-7610.00169  0.393
2003 O'connor TG, Jenkins JM, Hewitt J, Defries JC, Plomin R. Longitudinal Connections Between Parenting and Peer Relationships in Adoptive and Biological Families Marriage & Family Review. 33: 251-271. DOI: 10.1300/J002V33N02_07  0.332
2003 Bishop EG, Cherny SS, Corley R, Plomin R, DeFries JC, Hewitt JK. Development genetic analysis of general cognitive ability from 1 to 12 years in a sample of adoptees, biological siblings, and twins Intelligence. 31: 31-49. DOI: 10.1016/S0160-2896(02)00112-5  0.653
2002 Fisher SE, DeFries JC. Developmental dyslexia: genetic dissection of a complex cognitive trait. Nature Reviews. Neuroscience. 3: 767-80. PMID 12360321 DOI: 10.1038/Nrn936  0.436
2002 Wadsworth SJ, Corley RP, Hewitt JK, Plomin R, DeFries JC. Parent-offspring resemblance for reading performance at 7, 12 and 16 years of age in the Colorado Adoption Project. Journal of Child Psychology and Psychiatry, and Allied Disciplines. 43: 769-74. PMID 12236611 DOI: 10.1111/1469-7610.00085  0.394
2002 Knopik VS, Smith SD, Cardon L, Pennington B, Gayan J, Olson RK, DeFries JC. Differential genetic etiology of reading component processes as a function of IQ. Behavior Genetics. 32: 181-98. PMID 12141780 DOI: 10.1023/A:1016069012111  0.67
2002 Kaplan DE, Gayán J, Ahn J, Won TW, Pauls D, Olson RK, DeFries JC, Wood F, Pennington BF, Page GP, Smith SD, Gruen JR. Evidence for linkage and association with reading disability on 6p21.3-22. American Journal of Human Genetics. 70: 1287-98. PMID 11951179 DOI: 10.1086/340449  0.373
2002 Willcutt EG, Pennington BF, Smith SD, Cardon LR, Gayán J, Knopik VS, Olson RK, DeFries JC. Quantitative trait locus for reading disability on chromosome 6p is pleiotropic for attention-deficit/hyperactivity disorder. American Journal of Medical Genetics. 114: 260-8. PMID 11920845 DOI: 10.1002/Ajmg.10205  0.594
2002 Francks C, Fisher SE, Olson RK, Pennington BF, Smith SD, DeFries JC, Monaco AP. Fine mapping of the chromosome 2p12-16 dyslexia susceptibility locus: quantitative association analysis and positional candidate genes SEMA4F and OTX1. Psychiatric Genetics. 12: 35-41. PMID 11901358 DOI: 10.1097/00041444-200203000-00005  0.307
2002 Young SE, Smolen A, Corley RP, Krauter KS, DeFries JC, Crowley TJ, Hewitt JK. Dopamine transporter polymorphism associated with externalizing behavior problems in children. American Journal of Medical Genetics. 114: 144-9. PMID 11857574 DOI: 10.1002/Ajmg.10155  0.369
2002 Fisher SE, Francks C, Marlow AJ, MacPhie IL, Newbury DF, Cardon LR, Ishikawa-Brush Y, Richardson AJ, Talcott JB, Gayán J, Olson RK, Pennington BF, Smith SD, DeFries JC, Stein JF, et al. Independent genome-wide scans identify a chromosome 18 quantitative-trait locus influencing dyslexia. Nature Genetics. 30: 86-91. PMID 11743577 DOI: 10.1038/Ng792  0.402
2002 Boada R, Willcutt EG, Tunick RA, Chhabildas NA, Olson RK, Defries JC, Pennington BF. A twin study of the etiology of high reading ability Reading and Writing. 15: 683-707. DOI: 10.1023/A:1020965331768  0.414
2002 Byrne B, Delaland C, Fielding-Barnsley R, Quain P, Samuelsson S, Høien T, Corley R, DeFries JC, Wadsworth S, Willcutt E, Olson RK. Longitudinal twin study of early reading development in three countries: Preliminary results Annals of Dyslexia. 52: 49-73. DOI: 10.1007/S11881-002-0006-9  0.476
2001 Davis CJ, Gayán J, Knopik VS, Smith SD, Cardon LR, Pennington BF, Olson RK, DeFries JC. Etiology of reading difficulties and rapid naming: the Colorado Twin Study of Reading Disability. Behavior Genetics. 31: 625-35. PMID 11838539 DOI: 10.1023/A:1013305730430  0.748
2001 Compton DL, DeFries JC, Olson RK. Are RAN- and phonological awareness-deficits additive in children with reading disabilities? Dyslexia (Chichester, England). 7: 125-49. PMID 11765981 DOI: 10.1002/Dys.198  0.332
2001 Wadsworth SJ, Corley RP, Hewitt JK, Defries JC. Stability of genetic and environmental influences on reading performance at 7, 12, and 16 years of age in the Colorado Adoption Project. Behavior Genetics. 31: 353-9. PMID 11720121 DOI: 10.1023/A:1012218301437  0.379
2001 Turri MG, Datta SR, DeFries J, Henderson ND, Flint J. QTL analysis identifies multiple behavioral dimensions in ethological tests of anxiety in laboratory mice. Current Biology : Cb. 11: 725-34. PMID 11378382 DOI: 10.1016/S0960-9822(01)00206-8  0.325
2001 Davis CJ, Knopik VS, Olson RK, Wadsworth SJ, DeFries JC. Genetic and environmental influences on rapid naming and reading ability: A twin study Annals of Dyslexia. 51: 231-247. DOI: 10.1007/S11881-001-0012-3  0.764
2000 Wadsworth SJ, Olson RK, Pennington BF, DeFries JC. Differential genetic etiology of reading disability as a function of IQ. Journal of Learning Disabilities. 33: 192-9. PMID 15505948 DOI: 10.1177/002221940003300207  0.447
2000 Alarcón M, Pennington BF, Filipek PA, DeFries JC. Etiology of neuroanatomical correlates of reading disability. Developmental Neuropsychology. 17: 339-60. PMID 11056848 DOI: 10.1207/S15326942Dn1703_4  0.395
2000 Davis CJ, Knopik VS, Wadsworth SJ, DeFries JC. Self-reported reading problems in parents of twins with reading difficulties. Twin Research : the Official Journal of the International Society For Twin Studies. 3: 88-91. PMID 10918621 DOI: 10.1375/136905200320565544  0.712
2000 O'Connor TG, Caspi A, DeFries JC, Plomin R. Are associations between parental divorce and children's adjustment genetically mediated? An adoption study. Developmental Psychology. 36: 429-37. PMID 10902695 DOI: 10.1037/0012-1649.36.4.429  0.365
2000 Willcutt EG, Pennington BF, DeFries JC. Twin study of the etiology of comorbidity between reading disability and attention-deficit/hyperactivity disorder. American Journal of Medical Genetics. 96: 293-301. PMID 10898903 DOI: 10.1002/1096-8628(20000612)96:3<293::Aid-Ajmg12>3.0.Co;2-C  0.38
2000 Willcutt EG, Pennington BF, DeFries JC. Etiology of inattention and hyperactivity/impulsivity in a community sample of twins with learning difficulties. Journal of Abnormal Child Psychology. 28: 149-59. PMID 10834767 DOI: 10.1023/A:1005170730653  0.323
2000 Pennington BF, Filipek PA, Lefly D, Chhabildas N, Kennedy DN, Simon JH, Filley CM, Galaburda A, DeFries JC. A twin MRI study of size variations in human brain. Journal of Cognitive Neuroscience. 12: 223-32. PMID 10769318 DOI: 10.1162/089892900561850  0.339
2000 Wadsworth SJ, Knopik VS, DeFries J. Reading and Writing. 13: 133-145. DOI: 10.1023/A:1008020426672  0.628
2000 Alarcón M, Knopik VS, DeFries JC. Covariation of mathematics achievement and general cognitive ability in twins Journal of School Psychology. 38: 63-77. DOI: 10.1016/S0022-4405(99)00037-0  0.668
1999 Knopik VS, DeFries JC. Etiology of covariation between reading and mathematics performance: a twin study. Twin Research : the Official Journal of the International Society For Twin Studies. 2: 226-34. PMID 10555134 DOI: 10.1375/136905299320565906  0.674
1999 Pennington BF, Filipek PA, Lefly D, Churchwell J, Kennedy DN, Simon JH, Filley CM, Galaburda A, Alarcon M, DeFries JC. Brain morphometry in reading-disabled twins. Neurology. 53: 723-9. PMID 10489032 DOI: 10.1212/Wnl.53.4.723  0.303
1999 Gayán J, Smith SD, Cherny SS, Cardon LR, Fulker DW, Brower AM, Olson RK, Pennington BF, DeFries JC. Quantitative-trait locus for specific language and reading deficits on chromosome 6p. American Journal of Human Genetics. 64: 157-64. PMID 9915954 DOI: 10.1086/302191  0.692
1999 Schmitz S, Fulker DW, Plomin R, Zahn-Waxler C, Emde RN, DeFries JC. Temperament and problem behaviour during early childhood International Journal of Behavioral Development. 23: 333-355. DOI: 10.1080/016502599383856  0.621
1999 Wadsworth SJ, Fulker DW, DeFries JC. Stability of genetic and environmental influences on reading performance at 7 and 12 years of age in the Colorado adoption project International Journal of Behavioral Development. 23: 319-332. DOI: 10.1080/016502599383847  0.628
1999 Alarcón M, Plomin R, Fulker DW, Corley R, DeFries JC. Molarity not modularity: Multivariate genetic analysis of specific cognitive abilities in parents and their 16-year-old children in the colorado adoption project Cognitive Development. 14: 175-193. DOI: 10.1016/S0885-2014(99)80023-9  0.675
1999 Alarcón M, Plomin R, Fulker DW, Corley R, Defries JC. Molarity not modularity: Multivariate genetic analysis of specific cognitive abilities in parents and their 16-year-old children in the colorado adoption project Cognitive Development. 14: 175-193.  0.581
1998 Alarcón M, Plomin R, Fulker DW, Corley R, DeFries JC. Multivariate path analysis of specific cognitive abilities data at 12 years of age in the Colorado Adoption Project. Behavior Genetics. 28: 255-64. PMID 9803018 DOI: 10.1023/A:1021667213066  0.663
1998 Plomin R, Corley R, Caspi A, Fulker DW, DeFries J. Adoption results for self-reported personality: evidence for nonadditive genetic effects? Journal of Personality and Social Psychology. 75: 211-8. PMID 9686459 DOI: 10.1037/0022-3514.75.1.211  0.647
1998 Gilger JW, Pennington BF, Harbeck RJ, DeFries JC, Kotzin B, Green P, Smith S. A twin and family study of the association between immune system dysfunction and dyslexia using blood serum immunoassay and survey data. Brain and Cognition. 36: 310-33. PMID 9647681 DOI: 10.1006/Brcg.1997.0972  0.368
1998 Plomin R, DeFries JC. The genetics of cognitive abilities and disabilities. Scientific American. 278: 62-9. PMID 9569675 DOI: 10.1038/Scientificamerican0598-62  0.414
1998 Light JG, Defries JC, Olson RK. Multivariate behavioral genetic analysis of achievement and cognitive measures in reading-disabled and control twin pairs. Human Biology. 70: 215-37. PMID 9549237  0.361
1998 Plomin R, Corley R, Caspi A, Fulker DW, DeFries J. Adoption results for self-reported personality: Evidence for nonadditive genetic effects? Journal of Personality and Social Psychology. 75: 211-218. DOI: 10.1037/0022-3514.75.1.211  0.527
1998 Knopik VS, Alarcón M, DeFries JC. Common and specific gender influences on individual differences in reading performance: A twin study Personality and Individual Differences. 25: 269-277. DOI: 10.1016/S0191-8869(98)00040-3  0.675
1998 Knopik VS, DeFries JC. A twin study of gender-influenced individual differences in general cognitive ability Intelligence. 26: 81-89. DOI: 10.1016/S0160-2896(99)80055-5  0.661
1997 Alarcón M, DeFries JC, Light JG, Pennington BF. A twin study of mathematics disability. Journal of Learning Disabilities. 30: 617-23. PMID 9364899 DOI: 10.1177/002221949703000605  0.433
1997 Knopik VS, Alarcón M, DeFries JC. Comorbidity of mathematics and reading deficits: evidence for a genetic etiology. Behavior Genetics. 27: 447-53. PMID 9336081 DOI: 10.1023/A:1025622400239  0.678
1997 Sherman SL, DeFries JC, Gottesman II, Loehlin JC, Meyer JM, Pelias MZ, Rice J, Waldman I. Behavioral genetics '97: ASHG statement. Recent developments in human behavioral genetics: past accomplishments and future directions. American Journal of Human Genetics. 60: 1265-75. PMID 9199545 DOI: 10.1086/515473  0.391
1997 Plomin R, Fulker DW, Corley R, DeFries JC. Nature, Nurture, and Cognitive Development from 1 to 16 Years: A Parent-Offspring Adoption Study Psychological Science. 8: 442-447. DOI: 10.1111/J.1467-9280.1997.Tb00458.X  0.604
1997 Wadsworth S, Corley R, DeFries J, Fulker D, Carey G, Plomin R. Substance experimentation in the Colorado Adoption Project Personality and Individual Differences. 23: 463-471. DOI: 10.1016/S0191-8869(97)80012-8  0.55
1997 Alarcón M, DeFries JC. Reading performance and general cognitive ability in twins with reading difficulties and control pairs Personality and Individual Differences. 22: 793-803. DOI: 10.1016/S0191-8869(96)00267-X  0.48
1997 Plomin R, Fulker DW, Corley R, DeFries JC. Nature, Nurture, and Cognitive Development from 1 to 16 Years: A Parent-Offspring Adoption Study Psychological Science. 8: 442-447.  0.533
1997 Wadsworth SJ, Corley RP, Defries JC, Fulker DW, Carey G, Plomin R. Substance experimentation in the Colorado Adoption Project Personality and Individual Differences. 23: 463-471.  0.434
1996 Knopik VS, Defries JC, Alarcón M. Gender differences in cognitive abilities of opposite-sex and same-sex twin pairs with reading disabilty. Annals of Dyslexia. 46: 241-57. PMID 24234274 DOI: 10.1007/Bf02648178  0.638
1996 Markel PD, Fulker DW, Bennett B, Corley RP, DeFries JC, Erwin VG, Johnson TE. Quantitative trait loci for ethanol sensitivity in the LS x SS recombinant inbred strains: interval mapping. Behavior Genetics. 26: 447-58. PMID 8771905 DOI: 10.1007/Bf02359489  0.537
1996 Schmitz S, Saudino KJ, Plomin R, Fulker DW, DeFries JC. Genetic and environmental influences on temperament in middle childhood: analyses of teacher and tester ratings. Child Development. 67: 409-22. PMID 8625721 DOI: 10.2307/1131823  0.592
1996 Saudino KJ, Plomin R, DeFries JC. Tester-rated temperament at 14, 20 and 24 months: Environmental change and genetic continuity British Journal of Developmental Psychology. 14: 129-144. DOI: 10.1111/J.2044-835X.1996.Tb00697.X  0.407
1996 Casto SD, Pennington BF, Light JG, DeFries JC. Differential genetic etiology of reading disability as a function of mathematics performance Reading and Writing. 8: 295-306. DOI: 10.1007/Bf00395110  0.418
1996 DeFries JC, Alarcón M. Genetics of specific reading disability Mental Retardation and Developmental Disabilities Research Reviews. 2: 39-47. DOI: 10.1002/(Sici)1098-2779(1996)2:1<39::Aid-Mrdd7>3.0.Co;2-S  0.444
1995 Cardon LR, Smith SD, Fulker DW, Kimberling WJ, Pennington BF, Defries JC. Response. Science (New York, N.Y.). 268: 787-8. PMID 17792159 DOI: 10.1126/science.268.5212.787  0.427
1995 Light JG, DeFries JC. Comorbidity of reading and mathematics disabilities: genetic and environmental etiologies. Journal of Learning Disabilities. 28: 96-106. PMID 7884303 DOI: 10.1177/002221949502800204  0.44
1995 Cardon LR, Smith SD, Fulker DW, Kimberling WJ, Pennington BF, DeFries JC. Quantitative trait locus for reading disability: correction. Science (New York, N.Y.). 268: 1553. PMID 7777847 DOI: 10.1126/Science.7777847  0.502
1995 Markel PD, DeFries JC, Johnson TE. Ethanol-induced anesthesia in inbred strains of long-sleep and short-sleep mice: a genetic analysis of repeated measures using censored data. Behavior Genetics. 25: 67-73. PMID 7755520 DOI: 10.1007/Bf02197243  0.307
1995 Casto SD, DeFries JC, Fulker DW. Multivariate genetic analysis of Wechsler Intelligence Scale for Children--Revised (WISC-R) factors. Behavior Genetics. 25: 25-32. PMID 7755516 DOI: 10.1007/Bf02197239  0.622
1995 Alarcón M, DeFries JC, Fulker DW. Etiology of individual differences in reading performance: a test of sex limitation. Behavior Genetics. 25: 17-23. PMID 7755515 DOI: 10.1007/Bf02197238  0.619
1995 Wadsworth SJ, DeFries JC, Fulker DW, Plomin R. Cognitive ability and academic achievement in the Colorado Adoption Project: a multivariate genetic analysis of parent-offspring and sibling data. Behavior Genetics. 25: 1-15. PMID 7755514 DOI: 10.1007/Bf02197237  0.677
1995 Flint J, Corley R, DeFries JC, Fulker DW, Gray JA, Miller S, Collins AC. A simple genetic basis for a complex psychological trait in laboratory mice. Science (New York, N.Y.). 269: 1432-5. PMID 7660127 DOI: 10.1126/Science.7660127  0.607
1995 Light JG, Pennington BF, Gilger JW, DeFries JC. Reading Disability and Hyperactivity Disorder: Evidence for a Common Genetic Etiology Developmental Neuropsychology. 11: 323-335. DOI: 10.1080/87565649509540623  0.391
1995 Braungart-Rieker J, Rende RD, Plomin R, DeFries JC, Fulker DW. Genetic mediation of longitudinal associations between family environment and childhood behavior problems Development and Psychopathology. 7: 233-245. DOI: 10.1017/S0954579400006477  0.62
1995 Wadsworth SJ, DeFries JC, Fulker DW, Plomin R. Covariation among measures of cognitive ability and academic achievement in the Colorado Adoption Project: Sibling analysis Personality and Individual Differences. 18: 63-73. DOI: 10.1016/0191-8869(94)00112-6  0.671
1995 Wadsworth SJ, DeFries JC, Fulker DW, Olson RK, Pennington BF. Reading performance and verbal short-term memory: A twin study of reciprocal causation Intelligence. 20: 145-167. DOI: 10.1016/0160-2896(95)90030-6  0.634
1995 Cardon LR, Smith SD, Fulker DW, Kimberling WJ, Pennington BF, DeFries JC. Response [6] Science. 268: 787-788.  0.427
1994 Cherny SS, Fulker DW, Corley RP, Plomin R, DeFries JC. Continuity and change in infant shyness from 14 to 20 months. Behavior Genetics. 24: 365-79. PMID 7993315 DOI: 10.1007/Bf01067538  0.738
1994 Gilger JW, Borecki IB, DeFries JC, Pennington BF. Commingling and segregation analysis of reading performance in families of normal reading probands. Behavior Genetics. 24: 345-55. PMID 7993313 DOI: 10.1007/Bf01067536  0.398
1994 Cardon LR, Smith SD, Fulker DW, Kimberling WJ, Pennington BF, DeFries JC. Quantitative trait locus for reading disability on chromosome 6. Science (New York, N.Y.). 266: 276-9. PMID 7939663 DOI: 10.1126/Science.7939663  0.596
1994 Cherny SS, Fulker DW, Emde RN, Robinson J, Corley RP, Reznick JS, Plomin R, Defries JC. A Developmental-Genetic Analysis of Continuity and Change in the Bayley Mental Development Index from 14 to 24 Months Psychological Science. 5: 354-360. DOI: 10.1111/Psci.1994.5.Issue-6  0.344
1994 Cherny S, Fulker D, Emde R, Robinson J, Corley R, Reznick J, Plomin R, DeFries J. A Developmental-Genetic Analysis of Continuity and Change in the Bayley Mental Development Index from 14 to 24 Months: The MacArthur Longitudinal Twin Study Psychological Science. 5: 354-360. DOI: 10.1111/J.1467-9280.1994.Tb00285.X  0.749
1994 Alarcón M, Defries JC, Gillis JJ. Familial resemblance for measures of reading performance in families of reading-disabled and control twins Reading and Writing. 6: 93-101. DOI: 10.1007/Bf01027279  0.386
1993 Wadsworth SJ, DeFries JC, Fulker DW. Cognitive abilities of children at 7 and 12 years of age in the Colorado adoption project. Journal of Learning Disabilities. 26: 611-5. PMID 8283131 DOI: 10.1177/002221949302600911  0.576
1993 Stevenson J, Pennington BF, Gilger JW, DeFries JC, Gillis JJ. Hyperactivity and spelling disability: testing for shared genetic aetiology. Journal of Child Psychology and Psychiatry, and Allied Disciplines. 34: 1137-52. PMID 8245138 DOI: 10.1111/J.1469-7610.1993.Tb01779.X  0.452
1993 Coon H, Carey G, Fulker DW, DeFries JC. Influences of school environment on the academic achievement scores of adopted and nonadopted children Intelligence. 17: 79-104. DOI: 10.1016/0160-2896(93)90040-C  0.547
1992 Waldman ID, DeFries JC, Fulker DW. Quantitative genetic analysis of IQ development in young children: multivariate multiple regression with orthogonal polynomials. Behavior Genetics. 22: 229-38. PMID 1596262 DOI: 10.1007/Bf01067002  0.667
1992 Cherny SS, Cardon LR, Fulker DW, DeFries JC. Differential heritability across levels of cognitive ability. Behavior Genetics. 22: 153-62. PMID 1596255 DOI: 10.1007/Bf01066994  0.72
1992 Gilger JW, Pennington BF, DeFries JC. A twin study of the etiology of comorbidity: attention-deficit hyperactivity disorder and dyslexia. Journal of the American Academy of Child and Adolescent Psychiatry. 31: 343-8. PMID 1564037 DOI: 10.1097/00004583-199203000-00024  0.33
1992 Cherny SS, DeFries JC, Fulker DW. Multiple regression analysis of twin data: a model-fitting approach. Behavior Genetics. 22: 489-97. PMID 1503550 DOI: 10.1007/Bf01066617  0.689
1992 Emde RN, Plomin R, Robinson JA, Corley R, DeFries J, Fulker DW, Reznick JS, Campos J, Kagan J, Zahn-Waxler C. Temperament, emotion, and cognition at fourteen months: the MacArthur Longitudinal Twin Study. Child Development. 63: 1437-55. PMID 1446561 DOI: 10.1111/J.1467-8624.1992.Tb01706.X  0.592
1992 Pennington BF, Gilger JW, Olson RK, DeFries JC. The external validity of age- versus IQ-discrepancy definitions of reading disability: lessons from a twin study. Journal of Learning Disabilities. 25: 562-73. PMID 1431540 DOI: 10.1177/002221949202500904  0.419
1992 Wadsworth SJ, DeFries JC, Stevenson J, Gilger JW, Pennington BF. Gender ratios among reading-disabled children and their siblings as a function of parental impairment. Journal of Child Psychology and Psychiatry, and Allied Disciplines. 33: 1229-39. PMID 1400704 DOI: 10.1111/J.1469-7610.1992.Tb00941.X  0.35
1992 Gillis JJ, Gilger JW, Pennington BF, DeFries JC. Attention deficit disorder in reading-disabled twins: evidence for a genetic etiology. Journal of Abnormal Child Psychology. 20: 303-15. PMID 1377727 DOI: 10.1007/Bf00916694  0.381
1992 Johnson TE, DeFries JC, Markel PD. Mapping quantitative trait loci for behavioral traits in the mouse. Behavior Genetics. 22: 635-53. PMID 1363267 DOI: 10.1007/Bf01066635  0.358
1992 Gillis JJ, DeFries JC, Fulker DW. Confirmatory factor analysis of reading and mathematics performance: a twin study. Acta Geneticae Medicae Et Gemellologiae. 41: 287-300. PMID 1342136 DOI: 10.1017/S0001566000002142  0.646
1992 Emde RN, Plomin R, Robinson J, Corley R, DeFries J, Fulker DW, Reznick JS, Campos J, Kagan J, Zahn-Waxler C. Temperament, Emotion, and Cognition at Fourteen Months: The MacArthur Longitudinal Twin Study Child Development. 63: 1437. DOI: 10.2307/1131567  0.553
1992 Cardon LR, Fulker DW, DeFries JC, Plomin R. Continuity and change in general cognitive ability from 1 to 7 years of age. Developmental Psychology. 28: 64-73. DOI: 10.1037/0012-1649.28.1.64  0.628
1992 Braungart JM, Plomin R, DeFries JC, Fulker DW. Genetic influence on tester-rated infant temperament as assessed by Bayley's Infant Behavior Record: Nonadoptive and adoptive siblings and twins. Developmental Psychology. 28: 40-47. DOI: 10.1037/0012-1649.28.1.40  0.626
1992 Cardon LR, Corley RP, DeFries JC, Plomin R, Fulker DW. Factorial validation of a telephone test battery of specific cognitive abilities Personality and Individual Differences. 13: 1047-1050. DOI: 10.1016/0191-8869(92)90137-E  0.596
1992 Cardon LR, Fulker DW, DeFries JC, Plomin R. Multivariate genetic analysis of specific cognitive abilities in the Colorado adoption project at age 7 Intelligence. 16: 383-400. DOI: 10.1016/0160-2896(92)90016-K  0.658
1992 Braungart JM, Plomin R, DeFries JC, Fulker DW. Genetic Influence on Tester-Rated Infant Temperament as Assessed by Bayley's Infant Behavior Record: Nonadoptive and Adoptive Siblings and Twins Developmental Psychology. 28: 40-47.  0.507
1992 Cardon LR, Fulker DW, DeFries JC, Plomin R. Continuity and Change in General Cognitive Ability From 1 to 7 Years of Age Developmental Psychology. 28: 64-73.  0.516
1991 Pennington BF, Gilger JW, Pauls D, Smith SA, Smith SD, DeFries JC. Evidence for major gene transmission of developmental dyslexia. Jama. 266: 1527-34. PMID 1880884 DOI: 10.1001/Jama.1991.03470110073036  0.399
1991 Plomin R, Coon H, Carey G, DeFries JC, Fulker DW. Parent-offspring and sibling adoption analyses of parental ratings of temperament in infancy and childhood. Journal of Personality. 59: 705-32. PMID 1774616 DOI: 10.1111/J.1467-6494.1991.Tb00928.X  0.631
1991 Fulker DW, Cardon LR, Defries JC, Kimberling WJ, Pennington BF, Smith SD. Multiple regression analysis of sib-pair data on reading to detect quantitative trait loci Reading and Writing. 3: 299-313. DOI: 10.1007/Bf00354964  0.579
1991 Gilger JW, Pennington BF, Defries JC. Risk for reading disability as a function of parental history in three family studies Reading and Writing. 3: 205-217. DOI: 10.1007/Bf00354958  0.354
1991 Defries JC, Stevenson J, Gillis JJ, Wadsworth SJ. Genetic etiology of spelling deficits in the Colorado and London twin studies of reading disability Reading and Writing. 3: 271-283. DOI: 10.1007/978-94-011-2450-8_6  0.438
1991 Olson RK, Gillis JJ, Rack JP, Defries JC, Fulker DW. Confirmatory factor analysis of word recognition and process measures in the Colorado Reading Project Reading and Writing. 3: 235-248. DOI: 10.1007/978-94-011-2450-8_4  0.648
1990 Defries JC, Wadsworth SJ, Gillis JJ. Gender differences in cognitive abilities of reading-disabled twins. Annals of Dyslexia. 40: 216-28. PMID 24233636 DOI: 10.1007/Bf02648150  0.398
1990 Plomin R, Corley R, DeFries J, Fulker D. Individual Differences in Television Viewing in Early Childhood: Nature as Well as Nurture Psychological Science. 1: 371-377. DOI: 10.1111/J.1467-9280.1990.Tb00244.X  0.638
1990 Coon H, Fulker DW, DeFries JC, Plomin R. Home environment and cognitive ability of 7-year-old children in the Colorado Adoption Project: Genetic and environmental etiologies. Developmental Psychology. 26: 459-468. DOI: 10.1037/0012-1649.26.3.459  0.66
1990 Brooks A, Fulker DW, DeFries JC. Reading performance and general cognitive ability: A multivariate genetic analysis of twin data Personality and Individual Differences. 11: 141-146. DOI: 10.1016/0191-8869(90)90006-D  0.646
1990 Cardon LR, Dilalla LF, Plomin R, DeFries JC, Fulker DW. Genetic correlations between reading performance and IQ in the Colorado Adoption Project Intelligence. 14: 245-257. DOI: 10.1016/0160-2896(90)90008-H  0.673
1990 LaBUDA MC, DeFRIES JC, PENNINGTON BF. Reading Disability: A Model for the Genetic Analysis of Complex Behavioral Disorders Journal of Counseling & Development. 68: 645-651. DOI: 10.1002/J.1556-6676.1990.Tb01430.X  0.463
1990 Coon H, Fulker DW, DeFries JC, Plomin R. Home Environment and Cognitive Ability of 7-Year-Old Children in the Colorado Adoption Project: Genetic and Environmental Etiologies Developmental Psychology. 26: 459-468.  0.579
1989 Rice T, Carey G, Fulker DW, DeFries JC. Multivariate path analysis of specific cognitive abilities in the Colorado Adoption Project: conditional path model of assortative mating. Behavior Genetics. 19: 195-207. PMID 2719623 DOI: 10.1007/Bf01065904  0.648
1989 DeFries JC, Wilson JR, Erwin VG, Petersen DR. LS X SS recombinant inbred strains of mice: initial characterization. Alcoholism, Clinical and Experimental Research. 13: 196-200. PMID 2658655 DOI: 10.1111/J.1530-0277.1989.Tb00310.X  0.523
1989 Wadsworth SJ, Gillis JJ, DeFries JC, Fulker DW. Differential Genetic Aetiology of Reading Disability as a Function of Age The Irish Journal of Psychology. 10: 509-520. DOI: 10.1080/03033910.1989.10557766  0.649
1989 Cyphers LH, Fulker DW, Plomin R, DeFries JC. Cognitive abilities in the early school years: No effects of shared environment between parents and offspring Intelligence. 13: 369-386. DOI: 10.1016/S0160-2896(89)80009-1  0.654
1989 Decker SN, Vogler GP, Defries JC. Validity of self-reported reading disability by parents of reading-disabled and control children Reading and Writing. 1: 327-331. DOI: 10.1007/Bf00386265  0.323
1989 Vogler GP, Baker LA, Decker SN, Defries JC, Huizinga DH. Cluster analytic classification of reading disability subtypes Reading and Writing. 1: 163-177. DOI: 10.1007/Bf00377469  0.488
1989 Gillis JJ, Defries JC. Validity of school history as a diagnostic criterion for reading disability Reading and Writing. 1: 93-101. DOI: 10.1007/Bf00377464  0.339
1989 Labuda MC, Defries JC. Differential prognosis of reading-disabled children as a function of gender, socieconomic status, IQ, and severity: A longitudinal study Reading and Writing. 1: 25-36. DOI: 10.1007/Bf00178835  0.342
1988 Labuda MC, Defries JC. Genetic and environmental etiologies of reading disability: A twin study. Annals of Dyslexia. 38: 131-8. PMID 24235037 DOI: 10.1007/Bf02648252  0.469
1988 Defries JC. Colorado reading project: Longitudinal analyses. Annals of Dyslexia. 38: 120-30. PMID 24235036 DOI: 10.1007/Bf02648251  0.365
1988 DeFries JC, Fulker DW. Multiple regression analysis of twin data: etiology of deviant scores versus individual differences. Acta Geneticae Medicae Et Gemellologiae. 37: 205-16. PMID 3254013 DOI: 10.1017/S0001566000003810  0.63
1988 Fulker DW, DeFries JC, Plomin R. Genetic influence on general mental ability increases between infancy and middle childhood. Nature. 336: 767-9. PMID 3205303 DOI: 10.1038/336767A0  0.606
1988 LaBuda MC, DeFries JC. Cognitive abilities in children with reading disabilities and controls: a follow-up study. Journal of Learning Disabilities. 21: 562-6. PMID 2462002 DOI: 10.1177/002221948802100908  0.346
1988 Bergeman CS, Plomin R, DeFries JC, Fulker DW. Path analysis of general and specific cognitive abilities in the Colorado adoption project: Early childhood Personality and Individual Differences. 9: 391-395. DOI: 10.1016/0191-8869(88)90102-X  0.674
1988 Thompson LA, Fulker DW, DeFries JC, Plomin R. Multivariate analysis of cognitive and temperament measures in 24-month-old adoptive and nonadoptive sibling pairs Personality and Individual Differences. 9: 95-100. DOI: 10.1016/0191-8869(88)90034-7  0.664
1988 Rice T, Fulker DW, DeFries JC, Plomin R. Path analysis of IQ during infancy and early childhood and an index of the home environment in the Colorado Adoption Project Intelligence. 12: 27-45. DOI: 10.1016/0160-2896(88)90021-9  0.635
1987 DeFries JC, Fulker DW, LaBuda MC. Evidence for a genetic aetiology in reading disability of twins. Nature. 329: 537-9. PMID 3657975 DOI: 10.1038/329537A0  0.642
1987 Loehlin JC, DeFries JC. Genotype-environment correlation and IQ. Behavior Genetics. 17: 263-77. PMID 3632561 DOI: 10.1007/Bf01065506  0.332
1987 DeFries JC, Plomin R, LaBuda MC. Genetic stability of cognitive development from childhood to adulthood. Developmental Psychology. 23: 4-12. DOI: 10.1037/0012-1649.23.1.4  0.396
1987 Zieleniewski AM, Fulker DW, DeFries JC, LaBuda MC. Multiple regression analysis of twin and sibling data Personality and Individual Differences. 8: 787-791. DOI: 10.1016/0191-8869(87)90131-0  0.634
1987 LaBuda MC, DeFries JC, Fulker DW. Genetic and environmental covariance structures among WISC-R subtests: A twin study Intelligence. 11: 233-244. DOI: 10.1016/0160-2896(87)90008-0  0.646
1986 LaBuda MC, DeFries JC, Fulker DW. Multiple regression analysis of twin data obtained from selected samples. Genetic Epidemiology. 3: 425-33. PMID 3803912 DOI: 10.1002/Gepi.1370030607  0.623
1986 LaBuda MC, DeFries JC, Plomin R, Fulker DW. Longitudinal stability of cognitive ability from infancy to early childhood: genetic and environmental etiologies. Child Development. 57: 1142-50. PMID 3769603  0.616
1986 Vogler GP, DeFries JC. Multivariate path analysis of cognitive ability measures in reading-disabled and control nuclear families and twins. Behavior Genetics. 16: 89-106. PMID 3707490 DOI: 10.1007/Bf01065481  0.471
1986 Rice T, Fulker DW, DeFries JC. Multivariate path analysis of specific cognitive abilities in the Colorado Adoption Project. Behavior Genetics. 16: 107-25. PMID 3707480 DOI: 10.1007/Bf01065482  0.668
1986 DeFries JC, Fulker DW. Multivariate behavioral genetics and development: an overview. Behavior Genetics. 16: 1-10. PMID 3518694 DOI: 10.1007/Bf01065475  0.613
1986 LaBuda MC, DeFries JC, Plomin R, Fulker DW. Longitudinal Stability of Cognitive Ability from Infancy to Early Childhood: Genetic and Environmental Etiologies Child Development. 57: 1142. DOI: 10.2307/1130438  0.654
1986 Thompson LA, Fulker DW, DeFries JC, Plomin R. Multivariate genetic analysis of ‘environmental’ influences on infant cognitive development British Journal of Developmental Psychology. 4: 347-353. DOI: 10.1111/J.2044-835X.1986.Tb01030.X  0.645
1985 Labuda MC, Vogler GP, DeFries JC, Fulker DW. Multivariate Familial Analysis of Cognitive Measures in the Colorado Family Reading Study. Multivariate Behavioral Research. 20: 357-68. PMID 26821988 DOI: 10.1207/S15327906Mbr2004_1  0.6
1985 DeFries JC, Fulker DW. Multiple regression analysis of twin data. Behavior Genetics. 15: 467-73. PMID 4074272 DOI: 10.1007/Bf01066239  0.625
1985 Bennett B, Fulker DW, DeFries JC. Familial resemblance for general cognitive ability in the Hawaii Family Study of Cognition. Behavior Genetics. 15: 401-6. PMID 4038241 DOI: 10.1007/Bf01070897  0.595
1985 Vogler GP, DeFries JC, Decker SN. Family history as an indicator of risk for reading disability. Journal of Learning Disabilities. 18: 419-21. PMID 4031642 DOI: 10.1177/002221948501800711  0.324
1985 Vogler GP, DeFries JC. Bivariate path analysis of familial resemblance for reading ability and symbol processing speed. Behavior Genetics. 15: 111-21. PMID 3838069 DOI: 10.1007/Bf01065892  0.372
1985 Plomin R, Loehlin JC, DeFries JC. Genetic and Environmental Components of "Environmental" Influences Developmental Psychology. 21: 391-402. DOI: 10.1037/0012-1649.21.3.391  0.392
1985 Plomin R, DeFries J. A parent-offspring adoption study of cognitive abilities in early childhood Intelligence. 9: 341-356. DOI: 10.1016/0160-2896(85)90019-4  0.427
1985 Thompson LA, Plomin R, DeFries JC. Parent-infant resemblance for general and specific cognitive abilities in the Colorado adoption project Intelligence. 9: 1-13. DOI: 10.1016/0160-2896(85)90002-9  0.333
1984 Baker LA, Decker SN, DeFries JC. Cognitive abilities in reading-disabled children: a longitudinal study. Journal of Child Psychology and Psychiatry, and Allied Disciplines. 25: 111-7. PMID 6693518 DOI: 10.1111/J.1469-7610.1984.Tb01722.X  0.528
1984 Wilson JR, Erwin VG, DeFries JC, Petersen DR, Cole-Harding S. Ethanol dependence in mice: direct and correlated responses to ten generations of selective breeding. Behavior Genetics. 14: 235-56. PMID 6541477 DOI: 10.1007/Bf01065544  0.519
1984 Nagoshi CT, Johnson RC, DeFries J, Wilson JR, Vandenberg SG. Group differences and first principal-component loadings in the Hawaii family study of cognition: a test of the generality of ‘Spearman's hypothesis’ Personality and Individual Differences. 5: 751-753. DOI: 10.1016/0191-8869(84)90125-9  0.534
1983 DeFries JC, Baker LA. Parental contributions to longitudinal stability of cognitive measures in the Colorado Family Reading Study. Child Development. 54: 388-95. PMID 6872630 DOI: 10.1111/J.1467-8624.1983.Tb03880.X  0.538
1983 Baker LA, DeFries JC, Fulker DW. Longitudinal stability of cognitive ability in the Colorado Adoption Project. Child Development. 54: 290-7. PMID 6872629 DOI: 10.2307/1129692  0.714
1983 Plomin R, DeFries JC. The Colorado Adoption Project. Child Development. 54: 276-89. PMID 6872628  0.32
1983 Johnson RC, Nagoshi CT, Ahern FM, Wilson JR, DeFries JC, McClearn GE, Vandenberg SG. Family background, cognitive ability, and personality as predictors of educational and occupational attainment. Social Biology. 30: 86-100. PMID 6658488 DOI: 10.1080/19485565.1983.9988519  0.664
1983 Fulker DW, DeFries JC. Genetic and environmental transmission in the Colorado Adoption Project: path analysis. The British Journal of Mathematical and Statistical Psychology. 36: 175-88. PMID 6639895 DOI: 10.1111/J.2044-8317.1983.Tb01123.X  0.644
1983 Plomin R, DeFries JC. The Colorado Adoption Project Child Development. 54: 276. DOI: 10.2307/1129691  0.433
1983 DeFries JC, Baker LA. Colorado family reading study: Longitudinal analyses Annals of Dyslexia. 33: 153-162. DOI: 10.1007/Bf02648002  0.542
1982 Whitney G, McClearn GE, DeFries JC. Heritability of alcohol preference in laboratory mice and rats: erroneous estimates. Behavior Genetics. 12: 543-6. PMID 7168739 DOI: 10.1007/Bf01073785  0.505
1982 DeFries JC, Corley RP, Johnson RC, Vandenberg SG, Wilson JR. Sex-by-generation and ethnic group-by-generation interactions in the Hawaii family study of cognition. Behavior Genetics. 12: 223-30. PMID 7126105 DOI: 10.1007/Bf01065767  0.551
1981 Hardy-Brown K, Plomin R, DeFries JC. Genetic and environmental influences on the rate of communicative development in the first year of life. Developmental Psychology. 17: 704-717. DOI: 10.1037/0012-1649.17.6.704  0.33
1981 DeFries J, Plomin R, Vandenberg S, Kuse A. Parent-offspring resemblance for cognitive abilities in the Colorado Adoption Project: Biological, adoptive, and control parents and one-year-old children Intelligence. 5: 245-277. DOI: 10.1016/S0160-2896(81)80012-8  0.379
1980 Decker SN, DeFries JC. Cognitive abilities in families with reading disabled children. Journal of Learning Disabilities. 13: 517-22. PMID 7430840 DOI: 10.1177/002221948001300914  0.361
1980 Lewitter FI, DeFries JC, Elston RC. Genetic models of reading disability. Behavior Genetics. 10: 9-30. PMID 7425998 DOI: 10.1007/Bf01067316  0.382
1980 Corley RP, DeFries JC, Kuse AR, Vandenberg SG. Familial resemblance for the Identical Blocks Test of spatial ability: no evidence for X linkage. Behavior Genetics. 10: 211-5. PMID 7213303 DOI: 10.1007/Bf01066271  0.322
1980 Plomin R, DeFries J. Genetics and intelligence: Recent data Intelligence. 4: 15-24. DOI: 10.1016/0160-2896(80)90003-3  0.391
1979 DeFries JC, Johnson RC, Kuse AR, McClearn GE, Polovina J, Vandenberg SG, Wilson JR. Familial resemblance for specific cognitive abilities. Behavior Genetics. 9: 23-43. PMID 426737 DOI: 10.1007/Bf01067119  0.691
1979 Plomin R, DeFries JC. Multivariate behavioral genetic analysis of twin data on scholastic abilities. Behavior Genetics. 9: 505-17. PMID 263636 DOI: 10.1007/Bf01067347  0.455
1978 DeFries JC, Ashton GC, Johnson RC, Kuse AR, McClearn GE, Mi MP, Rashad MN, Vandenberg SG, Wilson JR. The Hawaii family study of cognition: a reply. Behavior Genetics. 8: 281-8. PMID 687321 DOI: 10.1007/Bf01072831  0.681
1978 DeFries JC, Singer SM, Foch TT, Lewitter FI. Familial nature of reading disability. The British Journal of Psychiatry : the Journal of Mental Science. 132: 361-7. PMID 638389 DOI: 10.1192/Bjp.132.4.361  0.411
1978 Park J, Johnson RC, DeFries JC, McClearn GE, Mi MP, Rashad MN, Vanderberg SG, Wilson JR. Parent-offspring resemblance for specific cognitive abilities in Korea. Behavior Genetics. 8: 43-52. PMID 637828 DOI: 10.1007/Bf01067703  0.689
1978 DeFries JC, Gervais MC, Thomas EA. Response to 30 generations of selection for open-field activity in laboratory mice. Behavior Genetics. 8: 3-13. PMID 637827 DOI: 10.1007/Bf01067700  0.303
1977 Foch TT, DeFries JC, McClearn GE, Singer SM. Familial patterns of impairment in reading disability. Journal of Educational Psychology. 69: 316-29. PMID 893770 DOI: 10.1037//0022-0663.69.4.316  0.535
1977 Plomin R, DeFries JC, Roberts MK. Assortative mating by unwed biological parents of adopted children. Science (New York, N.Y.). 196: 449-50. PMID 850790 DOI: 10.1126/Science.850790  0.327
1977 Hewitt JK, Fulker DW, DeFries JC. Open-field behavior in mice: generality of results from a diallel analysis of replicate selected lines. Behavior Genetics. 7: 441-6. PMID 603477 DOI: 10.1007/Bf01066779  0.555
1977 Plomin R, DeFries JC, Loehlin JC. Genotype-environment interaction and correlation in the analysis of human behavior. Psychological Bulletin. 84: 309-22. PMID 557211 DOI: 10.1037/0033-2909.84.2.309  0.412
1976 Plomin R, Defries JC. Heritability of IQ. Science (New York, N.Y.). 194: 10-2. PMID 17793049 DOI: 10.1126/science.194.4260.10  0.314
1976 Plomin R, Defries JC. Heritability of IQ Science. 194: 10-12. PMID 17793043 DOI: 10.1126/Science.194.4260.6-C  0.427
1976 DeFries JC, Ashton GC, Johnson RC, Kuse AR, McClearn GE, Mi MP, Rashad MN, Vandenberg SC, Wilson JR. Parent-offspring resemblance for specific cognitive abilities in two ethnic groups. Nature. 261: 131-3. PMID 1272380 DOI: 10.1038/261131A0  0.703
1976 Johnson RC, DeFries JC, Wilson JR, McClearn GE, Vandenberg SG, Ashton GC, Mi MP, Rashad MN. Assortative marriage for specific cognitive abilities in two ethnic groups. Human Biology. 48: 343-52. PMID 1261999  0.485
1976 Deckard BS, Lieff B, Schlesinger K, DeFries JC. Developmental patterns of seizure susceptibility in inbred strains of mice. Developmental Psychobiology. 9: 17-24. PMID 1254102 DOI: 10.1002/Dev.420090104  0.586
1976 Johnson RC, Park J, DeFries JC, McClearn GE, Mi MP, Rashad MN, Vandenberg SG, Wilson JR. Assortative marriage for specific cognitive abilities in Korea. Social Biology. 23: 311-6. PMID 1028153 DOI: 10.1080/19485565.1976.9988245  0.663
1976 DeFries JC, Vandenberg SG, McClearn GE. Genetics of specific cognitive abilities. Annual Review of Genetics. 10: 179-207. PMID 797308 DOI: 10.1146/Annurev.Ge.10.120176.001143  0.53
1975 Halcomb RA, Hegmann JP, DeFries JC. Open-field behavior in mice: A diallel analysis of selected lines. Behavior Genetics. 5: 217-31. PMID 1169055 DOI: 10.1007/Bf01066174  0.782
1974 DeFries JC, Vandenberg SG, McClearn GE, Kuse AR, Wilson JR, Ashton GC, Johnson RC. Near identity of cognitive structure in two ethnic groups. Science (New York, N.Y.). 183: 338-9. PMID 4809078 DOI: 10.1126/Science.183.4122.338  0.663
1974 DeFries JC, Hegmann JP, Halcomb RA. Response to 20 generations of selection for open-field activity in mice. Behavioral Biology. 11: 481-95. PMID 4415597 DOI: 10.1016/S0091-6773(74)90800-1  0.768
1973 Klein TW, DeFries JC, Finkbeiner CT. Heritability and genetic correlation: standard errors of estimates and sample size. Behavior Genetics. 3: 355-64. PMID 4776432 DOI: 10.1007/Bf01070218  0.401
1970 Hegmann JP, DeFries JC. MAXIMUM VARIANCE LINEAR COMBINATIONS FROM PHENOTYPIC, GENETIC, AND ENVIRONMENTAL COVARIANCE MATRICES. Multivariate Behavioral Research. 5: 9-18. PMID 26825186 DOI: 10.1207/S15327906Mbr0501_3  0.803
1970 DeFries JC, Wilson JR, McClearn GE. Open-field behavior in mice: selection response and situational generality. Behavior Genetics. 1: 195-211. PMID 5527377 DOI: 10.1007/Bf01074652  0.649
1970 Whitney G, McClearn GE, DeFries JC. Heritability of alcohol preference in laboratory mice and rats. The Journal of Heredity. 61: 165-9. PMID 5480952 DOI: 10.1093/Oxfordjournals.Jhered.A108072  0.493
1970 Hegmann JP, DeFries JC. Are genetic correlations and environmental correlations correlated? Nature. 226: 284-6. PMID 5437525 DOI: 10.1038/226284A0  0.816
1970 Klein TW, DeFries JC. Taste sensitivity in infrahuman species: Use of a genetic model to test the validity of alternative measures Behavior Research Methods. 2: 106-107. DOI: 10.3758/Bf03211015  0.318
1969 DeFries JC. Pleiotropic effects of albinism on open field behaviour in mice. Nature. 221: 65-6. PMID 5782616 DOI: 10.1038/221065A0  0.348
1969 DeFries JC, Hegmann JP, Ross DB, Howard MK. A quantitative genetic analysis of change in open-field behavior of mice Psychonomic Science. 17: 153-154. DOI: 10.3758/Bf03336490  0.798
1968 Hegmann JP, DeFries JC. Open-field behavior in mice, genetic analysis of repeated measures. Psychonomic Science. 13: 27-28. DOI: 10.3758/Bf03342392  0.331
1968 Dixon LK, Defries JC. Development of open-field behavior in mice: Effects of age and experience Developmental Psychobiology. 1: 100-107. DOI: 10.1002/Dev.420010207  0.302
1967 DeFries JC, Weir MW, Hegmann JP. Differential effects of prenatal maternal stress on offspring behavior in mice as a function of genotype and stress. Journal of Comparative and Physiological Psychology. 63: 332-4. PMID 6050042 DOI: 10.1037/H0020842  0.761
1967 Defries JC, Thomas EA, Hegmann JP, Weir MW. Open-field behavior in mice: Analysis of maternal effects by means of ovarian transplantation Psychonomic Science. 8: 207-208. DOI: 10.3758/Bf03331623  0.776
1966 DeFries JC, Hegmann JP, Weir MW. Open-field behavior in mice: evidence for a major gene effect mediated by the visual system. Science (New York, N.Y.). 154: 1577-9. PMID 5924928 DOI: 10.1126/Science.154.3756.1577  0.765
1964 WEIR MW, DEFRIES JC. PRENATAL MATERNAL INFLUENCE OF BEHAVIOR IN MICE: EVIDENCE OF A GENETIC BASIS. Journal of Comparative and Physiological Psychology. 58: 412-7. PMID 14241056 DOI: 10.1037/H0041829  0.37
1964 TOUCHBERRY RW, DEFRIES JC. GENETIC EFFECTS OF GAMMA-IRRADIATION ON EGG PRODUCTION AND ADULT EMERGENCE OF DROSOPHILA MELANOGASTER. Genetics. 49: 387-400. PMID 14135402  0.642
1961 DEFRIES JC, TOUCHBERRY RW. The variability of response to selection. I. Interline and intraline variability in a population of Drosophila affinis selected for body weight. Genetics. 46: 1519-30. PMID 13884837  0.612
1961 DEFRIES JC, TOUCHBERRY RW. A "maternal effect" on body weight in Drosophila. Genetics. 46: 1261-6. PMID 13884836  0.599
1959 DeFries J, Touchberry R, Hays R. Heritability of the Length of the Gestation Period in Dairy Cattle Journal of Dairy Science. 42: 598-606. DOI: 10.3168/Jds.S0022-0302(59)90625-3  0.675
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