Albert Theodore
Poffenberger

Columbia (Neurotree)






Josiah
Royce

Harvard (Philosophy Tree)


Hugo
Münsterberg

Universität Berlin


Elmer E.
Southard

Harvard Medical School (Neurotree)




John Frederick
Shepard

University of Michigan


Joseph
Jastrow

Johns Hopkins (Neurotree)


V. A. C.
Henmon

UW Madison (Neurotree)


Daniel
Starch

UW Madison




Kenneth W.
Spence

Iowa University


Franz
Brentano

Vienna University (Neurotree)




Carl
Stumpf

Universität Berlin


Benno
Erdmann

Universität Berlin (Neurotree)


Max
Planck

Universität Berlin (Physics Tree)


Walther
Nernst

Universität Berlin (Chemistry Tree)


Carl
Stumpf

Universität Berlin


Wolfgang
Köhler

Dartmouth (Neurotree)


Christian
von Ehrenfels

Prague (Neurotree)


Carl
Stumpf

Universität Berlin


Oswald
Külpe

University of Wurzburg


Friedrich
Schumann

Goethe-Universität Frankfurt


Max
Wertheimer

New School for Social Research (Neurotree)




Leon
Festinger

New School for Social Research

Harold
Gerard

UCLA
(Options)

Harold GerardX