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Ernst Heinrich
Weber
Universität Leipzig

Moritz Wilhelm
Drobisch
University of Leipzig

Christian Hermann
Weiße
Universität Leipzig

Johann Christian August
Clarus
Universität Leipzig

Alfred Wilhelm
Volkmann
Universität Halle-Wittenberg

Gustav Theodor
Fechner
Leipzig University


Friedrich Adolf
Trendelenburg
Universität Berlin (Philosophy Tree)

Hermann
Ulrici
University of Halle (Philosophy Tree)


George Sylvester
Morris
Johns Hopkins (Philosophy Tree)


Benjamin
Peirce
Harvard (MathTree)


Charles Sanders
Peirce
Johns Hopkins (Philosophy Tree)


Charles Sanders
Peirce
Johns Hopkins (Philosophy Tree)



Louis
Agassiz
Harvard (Marine Ecology Tree)




Josiah
Royce
Harvard (Philosophy Tree)


Robert Wilhelm Eberhard
Bunsen
Universität Heidelberg (Chemistry Tree)

Karl Ewald
Hasse
Universität Göttingen

Johannes Peter
Müller
Universität Berlin

Hermann
von Helmholtz
Physikalisch-Technische Reichsanstalt


Wilhelm
Wundt
University of Leipzig


Hugo
Münsterberg
Universität Berlin


Hermann
Emminghaus
Universität Freiburg

Franz
von Rinecker
Universität Würzburg

Johann Bernhard Aloys
von Gudden
Ludwig-Maximilians-Universität München

Wilhelm
Wundt
University of Leipzig

Paul Emil
Flechsig
Universität Leipzig


Emil
Kraepelin
Ludwig-Maximilians-Universität München




Hermann
Lebert
Universität Zürich

Julius Friedrich
Cohnheim
University of Leipzig


Karl
Weigert
Goethe-Universität Frankfurt


Johann Bernhard Aloys
von Gudden
Ludwig-Maximilians-Universität München

Emil
Sioli
Städtische Anstalt, Frankfurt am Main


Franz
Nissl
Heidelberg University


Franz
Nissl
Heidelberg University

Albert
von Kölliker
Universität Würzburg

Emil
Sioli
Städtische Anstalt, Frankfurt am Main


Alois
Alzheimer
Städtische Anstalt, Frankfurt am Main


Elmer E.
Southard
Harvard Medical School


Harry Kirke
Wolfe
University of Nebraska (PsychTree)



Walter Bowers
Pillsbury
University of Michigan


John Frederick
Shepard
University of Michigan


Benjamin
Peirce
Harvard (MathTree)


Charles Sanders
Peirce
Johns Hopkins (Philosophy Tree)




Henry Pickering
Bowditch
Harvard Medical School

Wilhelm
Wundt
University of Leipzig




Joseph
Jastrow
Johns Hopkins


Wilhelm
Wundt
University of Leipzig






Wilhelm
Wundt
University of Leipzig

Francis
Galton
Cambridge




V. A. C.
Henmon
UW Madison






Carl Emil
Seashore
University of Iowa


Daniel
Starch
UW Madison (PsychTree)



Kenneth W.
Spence
Iowa University
(Options)



Barry
Ritzler
Long Island University, The Brooklyn Center

James O.
Prochaska
University of Rhode Island

Roger L.
Mellgren
UT Arlington

Sue Emily
Savage-Rumbaugh
Yerkes National Primate Research Center, Emory University

Nabil
Haddad
University of Oklahoma

Vicki L.
Keathley
UT Arlington

Jason C.
Lyons
UT Arlington

Jessica M.
Eaves
UT Arlington

Carrie J.
Lane
UT Arlington

Lana M.
Gent
UT Arlington

Roger
Black
University of South Carolina

Jerome R.
Busemeyer
Indiana University Bloomington

Rogelio
Díaz-Guerrero
UNAM (PsychTree)

Florente
Lopez
Facultad de Psicologia, UNAM (PsychTree)

Victor
Alcaraz
UNAM (PsychTree)

Serafín Joel
Mercado
UNAM (PsychTree)

Gustavo
Fernandez
UNAM (PsychTree)

Emilio Ribes
Iñesta
Centro de Estudios e Investigaciones en Comportamiento, México

Larry
Stein
UC Irvine

David W.
Self
UT Southwestern

Jo A.
Del Rio
UC Irvine

Anna Rose
Childress
University of Pennsylvania Perelman School of Medicine

Keith
Trujillo
California State University San Marcos

Nancy Phillips
Perkins
Iowa University (PsychTree)


Wilson (Spike)
Tanner
University of Michigan

Robert H.
Wozniak
Bryn Mawr College


Howard
Eisner
University of Houston - Clear Lake

Jack
Meacham
SUNY Buffalo (PsychTree)

Jacob L.
Gewirtz
Florida International

Donald
Baer
University of Kansas (PsychTree)

Hiselgis
Perez
Florida International

Yasmin
LaRocca
Florida International

James E.
Carr
Behavior Analyst Certification Board (PsychTree)

Denny Maurice
Ray
Michigan State

Ronald G.
Weisman
Queens University

Tracy S.
Kendler
Iowa University

Reesa M.
Vaughter
Fordham University (SocTree)

Maurice
Smith
University of Iowa (PsychTree)

Patrick
Capretta
Miami University (PsychTree)

Duane M.
Rumbaugh
CU Boulder (PsychTree)

James H.
McHose
SIU Carbondale (PsychTree)

Douglas P.
Peters
University of North Dakota (PsychTree)


Lawrence
Perlmuter
Rosalind Franklin Medical School

Charles Callahan
Perkins Jr.
Adelphi University (PsychTree)


Pietro
Badia
Bowling Green State University (PsychTree)

Cletus J.
Burke
California State University (PsychTree)

David
Ehrenfreund
University of Iowa

Joseph D.
Allen
University of Georgia

Pietro
Badia
Bowling Green State University (PsychTree)

Ralph H.
Kolstoe
University of Iowa

Abe
Amsel
UT Austin

Ray
Lopez
UT San Antonio

Ray
Lopez
UT San Antonio (PsychTree)



Grace
Griesbach
Centre for Neuro Skills



Michael E.
Rashotte
Florida State


Isabel E.
Farber
University of Iowa

Bertram D.
Cohen
(PsychTree)

Norman
Garmezy
University of Iowa

Charles D.
Spielberger
University of South Florida (PsychTree)

John E.
Williams
University of Iowa

Howard
Kendler
University of Iowa

Sam
Glucksberg
Princeton (PsychTree)

Roy
Lachman
University of Iowa

William B.
Pavlik
University of Georgia

David J.
Pittenger
Marshall University (PsychTree)

Janice
Steirn
Georgia Southern University

David W.
Harrison
Virginia Tech

Janice F.
Adams
The College of Idaho

Leo J.
Reyna
NOVA Southeastern University

Joseph
Wolpe
Temple University

John
Dsurney
Center for Neuroscience and Regenerative Medicine-NIH

Joseph R.
Cautela
Boston College

Jacob
Gerwitz
Florida International

Donald
Baer
University of Kansas (PsychTree)

Barbara
Etzel
(PsychTree)

Leon
Festinger
New School for Social Research

Ladd
Wheeler
Macquarie University

Judson Ridgway
Mills
University of Missouri, Columbia (PsychTree)

Daryl J.
Bem
Cornell (PsychTree)

Elaine
Hatfield
University of Hawai'i

Jane A.
Piliavin
UW Madison (SocTree)

Karl
Hakmiller
University of Connecticut

Bert
Raven
UCLA (PsychTree)

Harold
Gerard
UCLA (PsychTree)

Joel M.
Miller
Smith Kettlewell


Jack W.
Brehm
University of Kansas

Dana
Bramel
SUNY Stony Brook



Robert D.
Singer
UC Riverside

Elliot
Aronson
UC Santa Cruz

Charles A.
Kiesler
University of Missouri - Columbia (PsychTree)

Ted L.
Rosenthal
University of Tennessee

William James
McGuire
Yale (PsychTree)

Harold
Kelley
UCLA (PsychTree)

Irving
Maltzman
UCLA (PsychTree)

David Carl
Raskin
University of Utah (PsychTree)

Arthur W.
Staats
University of Hawai'i at Manoa

Robert
Kohlenberg
University of Washington

Tin T.
Sumarta
UCLA (PsychTree)

Sidney
Bijou
University of Nevada Reno

Ely
Rayek
National Autonomous University of Mexico (PsychTree)

Florente
Lopez
Facultad de Psicologia, UNAM (PsychTree)

Grover J.
Whitehurst
SUNY Stony Brook

Edward K.
Morris
University of Kansas



John
Jahnke
Miami University

R. Allen
Gardner
University of Nevada at Reno

Eva
Dreikurs Ferguson
Southern Illinois University Edwardsville

Rudolph
Schulz
University of Iowa (PsychTree)


Eugene
Zechmeister
Northwestern (IOTree)


William P.
Wallace
University of Nevada, Reno


Robert
Dufort
Wake Forest

George Bela
Kish
University of Maine (PsychTree)



Henry S.
Pennypacker
UF Gainesville (PsychTree)

Michael P.
Toglia
State University of New York, Cortland

Lawrence
Perlmuter
Rosalind Franklin Medical School


Max U.
Eninger
Iowa University



Edgar Harry
Vogel
University of Talca

Hasan Galip
Bahcekapili
Bilgi University

Shep
Siegel
McMaster University

Earl
Thomas
Bryn Mawr College

J. W.(Bill)
Whitlow
Rutgers, New Brunswick

María A.
Saavedra
Universidad de Chile

Stephanie A.
Maddox
McLean Hospital / Harvard Medical School




Natalie C.
Tronson
University of Michigan

Jerry W.
Rudy
CU Boulder


Wilse B.
Webb
UF Gainesville

Thomas S.
Kilduff
SRI International

Donald H.
Kausler
University of Missouri Columbia

James D
Hollan
Department of Cognitive Science, UCSD

Janet Taylor
Spence
University of Iowa

William B.
Pavlik
University of Georgia


Robert C.
Carson
(PsychTree)

Jeanne M.
Foley
University of Iowa



Frank A.
Logan
Univ. of New Mexico

Wesley C.
Lynch
Montana State


Hiroshi
Imada
Kwansei Gakuin University

Kosuke
Sawa
Senshu University

Tsuneo
Shimazaki
Kwansei Gakuin University

Kouji
Urushihara
Kindai University

Sadahiko
Nakajima
Kwansei Gakuin University

Kenneth SpenceX