Henry
Garrett

(PsychTree)


Max
Hertzman

CCNY (PsychTree)


Josiah
Royce

Harvard (Philosophy Tree)




Elmer E.
Southard

Harvard Medical School




John Frederick
Shepard

University of Michigan


Joseph
Jastrow

Johns Hopkins


V. A. C.
Henmon

UW Madison


Daniel
Starch

UW Madison (PsychTree)


Clark L.
Hull

UW Madison


Kenneth W.
Spence

Iowa University


Franz
Brentano

Vienna University




Carl
Stumpf

Universität Berlin


Benno
Erdmann

Universität Berlin


Max
Planck

Universität Berlin (Physics Tree)


Walther
Nernst

Universität Berlin (Chemistry Tree)


Carl
Stumpf

Universität Berlin






Carl
Stumpf

Universität Berlin


Oswald
Külpe

University of Wurzburg


Friedrich
Schumann

Goethe-Universität Frankfurt (PsychTree)


Max
Wertheimer

New School for Social Research




Leon
Festinger

New School for Social Research

Robert D.
Singer

UC Riverside
(Options)

Lou Ann
Wieand

Humboldt State University

M. Kimberly
MacLin

University of Northern Iowa

Ian L.
Pritchard

University of Cincinnati

Robert SingerX