Wilhelm
Wundt

University of Leipzig


Francis
Galton

Cambridge




Wilhelm
Wundt

University of Leipzig






Rensis
Likert

University of Michigan


Wilhelm
Wundt

University of Leipzig










Carl
Stumpf

Universität Berlin




Floyd Henry
Allport

Maxwell School of Syracuse University


Daniel
Katz

University of Michigan (PsychTree)

Nathan
Maccoby

Stanford
(Options)

Thomas
Cook

Northwestern

Fred B.
Bryant

Loyola University Chicago

Melvin M.
Mark

Penn State

Kathleen
McGraw

Ohio State (PoliSci Tree)


Robert F.
Murphy

Northwestern

Monique R.
Payne

Northwestern

William J.
Corrin

Northwestern


Kelly
Hallberg

Northwestern

Richard L
Miller

Texas A&M - Kingsville (PsychTree)

Nathan MaccobyX