Frank A.
Beach

UC Berkeley


Jerome
Kagan

Harvard




Clark L.
Hull

UW Madison




George A.
Miller

Princeton


Hans
Wallach

New School for Social Research




Wolfgang
Köhler

Swarthmore










Edward Chace
Tolman

UC Berkeley


?






Carl F. P.
von Martius

University of Munich


Ignaz
Döllinger

University of Munich


Andreas
Röschlaub

University of Munich








Rudolf
Wagner

Universität Göttingen


Rudolf
Leuckart

University of Leipzig


Charles Otis
Whitman

Chicago (Evolution Tree)


John T.
Patterson

UT Austin (FlyTree)

James
Crowell

University of Illinois
(Options)

James CrowellX