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






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)








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




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

University of Heidelberg


Franz
Nissl

University of Heidelberg


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 Kirk
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)


Clark L.
Hull

UW Madison

Kenneth W.
Spence

Iowa University
(Options)

Cletus J.
Burke

California State University (PsychTree)

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)



Barry
Ritzler

Long Island University, The Brooklyn Center

James O.
Prochaska

University of Rhode Island

Jacob
Gerwitz

Florida International

Donald
Baer

University of Kansas (PsychTree)

Barbara
Etzel

(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

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

Leon
Festinger

New School for Social Research

Ladd
Wheeler

Macquarie University

Bert
Raven

UCLA (PsychTree)

Jane A.
Piliavin

UW Madison (SocTree)

Karl
Hakmiller

University of Connecticut

Judson Ridgway
Mills

University of Missouri, Columbia (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

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

University of Florida (PsychTree)

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

University of Florida

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

Sadahiko
Nakajima

Kwansei Gakuin University

Kenneth SpenceX