Franz
Brentano

Vienna University




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






Joseph
Jastrow

Johns Hopkins




V. A. C.
Henmon

UW Madison


Clark L.
Hull

UW Madison






Carl Emil
Seashore

University of Iowa




Henry
Garrett

(PsychTree)


Max
Hertzman

CCNY (PsychTree)




Clark L.
Hull

UW Madison


Kenneth W.
Spence

Iowa University


Carl
Stumpf

Universität Berlin


Max
Wertheimer

New School for Social Research




Leon
Festinger

New School for Social Research



Nicholas
Christenfeld

UCSD
(Options)

Nicholas ChristenfeldX