Lydia Hopper - Publications

2012-2014 Lincoln Park Zoo 
social cognition, developmental psychology

53 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 Huskisson SM, Ross SR, Hopper LM. Do zoo visitors induce attentional bias effects in primates completing cognitive tasks? Animal Cognition. PMID 33156406 DOI: 10.1007/s10071-020-01445-5  1
2020 Hopper LM, Gulli RA, Howard LH, Kano F, Krupenye C, Ryan AM, Paukner A. The application of noninvasive, restraint-free eye-tracking methods for use with nonhuman primates. Behavior Research Methods. PMID 32935327 DOI: 10.3758/s13428-020-01465-6  0.36
2020 Hopper LM, Jacobson SL, Howard LH. Problem solving flexibility across early development. Journal of Experimental Child Psychology. 200: 104966. PMID 32860967 DOI: 10.1016/j.jecp.2020.104966  0.36
2020 Earl SC, Hopper LM, Ross SR. Same Space, Different Species: The Influence of Exhibit Design on the Expression of Zoo-Housed Apes' Species-Typical Retiring Behaviors. Animals : An Open Access Journal From Mdpi. 10. PMID 32408572 DOI: 10.3390/ani10050836  1
2020 Fiore AM, Cronin KA, Ross SR, Hopper LM. Food Cleaning by Japanese Macaques: Innate, Innovative or Cultural? Folia Primatologica; International Journal of Primatology. 1-12. PMID 32101867 DOI: 10.1159/000506127  1
2019 Frankel JS, Mallott EK, Hopper LM, Ross SR, Amato KR. The effect of captivity on the primate gut microbiome varies with host dietary niche. American Journal of Primatology. e23061. PMID 31713260 DOI: 10.1002/ajp.23061  1
2019 Altschul DM, Beran MJ, Bohn M, Call J, DeTroy S, Duguid SJ, Egelkamp CL, Fichtel C, Fischer J, Flessert M, Hanus D, Haun DBM, Haux LM, Hernandez-Aguilar RA, Herrmann E, ... Hopper LM, et al. Establishing an infrastructure for collaboration in primate cognition research. Plos One. 14: e0223675. PMID 31648222 DOI: 10.1371/journal.pone.0223675  1
2019 Hopper LM, Fernandez-Duque E, Williams LE. Testing the weekend effect hypothesis: Time of day and lunar phase better predict the timing of births in laboratory-housed primates than day of week. American Journal of Primatology. e23026. PMID 31287186 DOI: 10.1002/ajp.23026  0.48
2019 Saiyed ST, Hopper LM, Cronin KA. Evaluating the Behavior and Temperament of African Penguins in a Non-Contact Animal Encounter Program. Animals : An Open Access Journal From Mdpi. 9. PMID 31174380 DOI: 10.3390/ani9060326  0.4
2019 Bonnie KE, Bernstein-Kurtycz LM, Shender MA, Ross SR, Hopper LM. Foraging in a social setting: a comparative analysis of captive gorillas and chimpanzees. Primates; Journal of Primatology. PMID 30806863 DOI: 10.1007/s10329-018-00712-x  1
2019 Jacobson SL, Hopper LM. Hardly habitual: chimpanzees and gorillas show flexibility in their motor responses when presented with a causally-clear task. Peerj. 7: e6195. PMID 30643700 DOI: 10.7717/peerj.6195  0.36
2019 Ross SR, Hansen BK, Hopper LM, Fultz A. A unique zoo-sanctuary collaboration for chimpanzees. American Journal of Primatology. e22941. PMID 30604886 DOI: 10.1002/ajp.22941  1
2018 Hopper LM, van de Waal E, Caldwell CA. Celebrating the continued importance of "Machiavellian Intelligence" 30 years on. Journal of Comparative Psychology (Washington, D.C. : 1983). 132: 427-431. PMID 30451525 DOI: 10.1037/com0000157  0.44
2018 Hopper LM, Cronin KA, Ross SR. A multi-institutional assessment of a short-form personality questionnaire for use with macaques. Zoo Biology. PMID 30175497 DOI: 10.1002/zoo.21439  1
2018 Hopper LM, Egelkamp CL, Fidino M, Ross SR. An assessment of touchscreens for testing primate food preferences and valuations. Behavior Research Methods. PMID 29949070 DOI: 10.3758/s13428-018-1065-0  1
2018 Watson SK, Vale GL, Hopper LM, Dean LG, Kendal RL, Price EE, Wood LA, Davis SJ, Schapiro SJ, Lambeth SP, Whiten A. Chimpanzees demonstrate individual differences in social information use. Animal Cognition. PMID 29922865 DOI: 10.1007/s10071-018-1198-7  0.96
2018 Hansen BK, Fultz AL, Hopper LM, Ross SR. An evaluation of video cameras for collecting observational data on sanctuary-housed chimpanzees (Pan troglodytes). Zoo Biology. PMID 29675871 DOI: 10.1002/zoo.21410  1
2017 Vale GL, Flynn EG, Kendal J, Rawlings B, Hopper LM, Schapiro SJ, Lambeth SP, Kendal RL. Testing differential use of payoff-biased social learning strategies in children and chimpanzees. Proceedings. Biological Sciences. 284. PMID 29187629 DOI: 10.1098/rspb.2017.1751  0.8
2017 Cronin KA, Jacobson SL, Bonnie KE, Hopper LM. Studying primate cognition in a social setting to improve validity and welfare: a literature review highlighting successful approaches. Peerj. 5: e3649. PMID 28791199 DOI: 10.7717/peerj.3649  0.92
2017 Howard LH, Wagner KE, Woodward AL, Ross SR, Hopper LM. Social Models Enhance Apes' Memory for Novel Events. Scientific Reports. 7: 40926. PMID 28106098 DOI: 10.1038/srep40926  1
2016 Hopper LM, Shender MA, Ross SR. Behavioral research as physical enrichment for captive chimpanzees. Zoo Biology. PMID 27232752 DOI: 10.1002/zoo.21297  1
2016 Beran MJ, Hopper LM, de Waal FB, Brosnan SF, Sayers K. Chimpanzees, cooking, and a more comparative psychology. Learning & Behavior. PMID 27068300 DOI: 10.3758/s13420-016-0224-3  1
2015 Kendal R, Hopper LM, Whiten A, Brosnan SF, Lambeth SP, Schapiro SJ, Hoppitt W. Chimpanzees copy dominant and knowledgeable individuals: implications for cultural diversity. Evolution and Human Behavior : Official Journal of the Human Behavior and Evolution Society. 36: 65-72. PMID 27053916 DOI: 10.1016/j.evolhumbehav.2014.09.002  0.96
2015 Beran MJ, Hopper LM, de Waal FB, Sayers K, Brosnan SF. Chimpanzee food preferences, associative learning, and the origins of cooking. Learning & Behavior. PMID 26659967 DOI: 10.3758/s13420-015-0206-x  1
2015 Wagner KE, Hopper LM, Ross SR. Asymmetries in the production of self-directed behavior by chimpanzees and gorillas during a computerized cognitive test. Animal Cognition. PMID 26577088 DOI: 10.1007/s10071-015-0937-2  1
2015 Hopper LM, Kurtycz LM, Ross SR, Bonnie KE. Captive chimpanzee foraging in a social setting: a test of problem solving, flexibility, and spatial discounting. Peerj. 3: e833. PMID 25802805 DOI: 10.7717/peerj.833  1
2015 Brosnan SF, Hopper LM, Richey S, Freeman HD, Talbot CF, Gosling SD, Lambeth SP, Schapiro SJ. Personality influences responses to inequity and contrast in chimpanzees. Animal Behaviour. 101: 75-87. PMID 25722495 DOI: 10.1016/j.anbehav.2014.12.019  1
2015 Claidière N, Whiten A, Mareno MC, Messer EJ, Brosnan SF, Hopper LM, Lambeth SP, Schapiro SJ, McGuigan N. Selective and contagious prosocial resource donation in capuchin monkeys, chimpanzees and humans. Scientific Reports. 5: 7631. PMID 25559658 DOI: 10.1038/srep07631  1
2015 Hopper LM, Lambeth SP, Schapiro SJ, Whiten A. The importance of witnessed agency in chimpanzee social learning of tool use. Behavioural Processes. 112: 120-9. PMID 25444770 DOI: 10.1016/j.beproc.2014.10.009  1
2015 Hopper LM, Tennie C, Ross SR, Lonsdorf EV. Chimpanzees create and modify probe tools functionally: A study with zoo-housed chimpanzees. American Journal of Primatology. 77: 162-70. PMID 25220050 DOI: 10.1002/ajp.22319  1
2015 Kendal R, Hopper LM, Whiten A, Brosnan SF, Lambeth SP, Schapiro SJ, Hoppitt W. Chimpanzees copy dominant and knowledgeable individuals: Implications for cultural diversity Evolution and Human Behavior. 36: 65-72. DOI: 10.1016/j.evolhumbehav.2014.09.002  1
2015 Hopper LM, Freeman HD, Ross SR. Reconsidering coprophagy as an indicator of negative welfare for captive chimpanzees Applied Animal Behaviour Science. DOI: 10.1016/j.applanim.2016.01.002  1
2014 Pasquaretta C, Levé M, Claidière N, van de Waal E, Whiten A, MacIntosh AJ, Pelé M, Bergstrom ML, Borgeaud C, Brosnan SF, Crofoot MC, Fedigan LM, Fichtel C, Hopper LM, Mareno MC, et al. Social networks in primates: smart and tolerant species have more efficient networks. Scientific Reports. 4: 7600. PMID 25534964 DOI: 10.1038/srep07600  1
2014 Hopper LM, Lambeth SP, Schapiro SJ, Brosnan SF. Social comparison mediates chimpanzees' responses to loss, not frustration. Animal Cognition. 17: 1303-11. PMID 24880642 DOI: 10.1007/s10071-014-0765-9  1
2014 Finestone E, Bonnie KE, Hopper LM, Vreeman VM, Lonsdorf EV, Ross SR. The interplay between individual, social, and environmental influences on chimpanzee food choices. Behavioural Processes. 105: 71-8. PMID 24680959 DOI: 10.1016/j.beproc.2014.03.006  1
2014 Hopper LM, Price SA, Freeman HD, Lambeth SP, Schapiro SJ, Kendal RL. Influence of personality, age, sex, and estrous state on chimpanzee problem-solving success. Animal Cognition. 17: 835-47. PMID 24322874 DOI: 10.1007/s10071-013-0715-y  1
2014 Brosnan SF, Hopper LM. Psychological limits on animal innovation Animal Behaviour. 92: 325-332. DOI: 10.1016/j.anbehav.2014.02.026  1
2014 Hopper LM, Morgan DB, Ross SR. The Next Direction for Primatology? A Commentary on Setchell (2013) International Journal of Primatology. 35: 341-348. DOI: 10.1007/s10764-014-9764-6  1
2013 Freeman HD, Sullivan J, Hopper LM, Talbot CF, Holmes AN, Schultz-Darken N, Williams LE, Brosnan SF. Different responses to reward comparisons by three primate species. Plos One. 8: e76297. PMID 24130767 DOI: 10.1371/journal.pone.0076297  1
2013 Hopper LM, Lambeth SP, Schapiro SJ, Brosnan SF. When given the opportunity, chimpanzees maximize personal gain rather than "level the playing field". Peerj. 1: e165. PMID 24109550 DOI: 10.7717/peerj.165  1
2013 Freeman HD, Brosnan SF, Hopper LM, Lambeth SP, Schapiro SJ, Gosling SD. Developing a comprehensive and comparative questionnaire for measuring personality in chimpanzees using a simultaneous top-down/bottom-up design. American Journal of Primatology. 75: 1042-53. PMID 23733359 DOI: 10.1002/ajp.22168  1
2013 Hopper L, Holmes A, Williams L, Brosnan S. Dissecting the mechanisms of squirrel monkey (Saimiri boliviensis) social learning. Peerj. 1: e13. PMID 23638347 DOI: 10.7717/peerj.13  1
2012 Caldwell CA, Schillinger K, Evans CL, Hopper LM. End state copying by humans (Homo sapiens): implications for a comparative perspective on cumulative culture. Journal of Comparative Psychology (Washington, D.C. : 1983). 126: 161-9. PMID 22468937 DOI: 10.1037/a0026828  1
2012 Hopper LM, Lambeth SP, Schapiro SJ. An evaluation of the efficacy of video displays for use with chimpanzees (Pan troglodytes). American Journal of Primatology. 74: 442-9. PMID 22318867 DOI: 10.1002/ajp.22001  1
2012 Hopper LM, Whiten A. The Evolutionary and Comparative Psychology of Social Learning and Culture The Oxford Handbook of Comparative Evolutionary Psychology. DOI: 10.1093/oxfordhb/9780199738182.013.0024  1
2011 Hopper LM, Schapiro SJ, Lambeth SP, Brosnan SF. Chimpanzees' socially maintained food preferences indicate both conservatism and conformity. Animal Behaviour. 81: 1195-1202. PMID 27011390 DOI: 10.1016/j.anbehav.2011.03.002  0.88
2011 Hopper LM, Schapiro SJ, Lambeth SP, Brosnan SF. Chimpanzees' socially maintained food preferences indicate both conservatism and conformity Animal Behaviour. 81: 1195-1202. DOI: 10.1016/j.anbehav.2011.03.002  1
2010 Hopper LM. 'Ghost' experiments and the dissection of social learning in humans and animals. Biological Reviews of the Cambridge Philosophical Society. 85: 685-701. PMID 20128784 DOI: 10.1111/j.1469-185X.2010.00120.x  1
2010 Hopper LM, Flynn EG, Wood LA, Whiten A. Observational learning of tool use in children: Investigating cultural spread through diffusion chains and learning mechanisms through ghost displays. Journal of Experimental Child Psychology. 106: 82-97. PMID 20064644 DOI: 10.1016/j.jecp.2009.12.001  1
2010 Hopper L. Deferred imitation in children and apes Psychologist. 23: 294-297.  1
2009 Whiten A, McGuigan N, Marshall-Pescini S, Hopper LM. Emulation, imitation, over-imitation and the scope of culture for child and chimpanzee. Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences. 364: 2417-28. PMID 19620112 DOI: 10.1098/rstb.2009.0069  1
2008 Hopper LM, Lambeth SP, Schapiro SJ, Whiten A. Observational learning in chimpanzees and children studied through 'ghost' conditions. Proceedings. Biological Sciences / the Royal Society. 275: 835-40. PMID 18182368 DOI: 10.1098/rspb.2007.1542  1
2007 Hopper LM, Spiteri A, Lambeth SP, Schapiro SJ, Horner V, Whiten A. Experimental studies of traditions and underlying transmission processes in chimpanzees Animal Behaviour. 73: 1021-1032. DOI: 10.1016/j.anbehav.2006.07.016  1
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