Frank A.
Beach

UC Berkeley


Jerome
Kagan

Harvard




Clark L.
Hull

UW Madison




George A.
Miller

Princeton




Wolfgang
Köhler

Swarthmore


Hans
Wallach

New School for Social Research










Edward Chace
Tolman

UC Berkeley


?










Frank A.
Beach

UC Berkeley


Jerome
Kagan

Harvard








Joseph
Jastrow

Johns Hopkins


V. A. C.
Henmon

UW Madison


Clark L.
Hull

UW Madison






George A.
Miller

Princeton








Max
Planck

Universität Berlin (Physics Tree)


Carl
Stumpf

Universität Berlin


Wolfgang
Köhler

Swarthmore


Wolfgang
Köhler

Swarthmore


Hans
Wallach

New School for Social Research






Floyd Henry
Allport

Maxwell School of Syracuse University




Carl
Stumpf

Universität Berlin


Wolfgang
Köhler

Swarthmore








E. Lowell
Kelly

Michigan, Ann Arbor (PsychTree)


Roger
Brown

Harvard


Susan
Carey

Harvard

Gretchen
Van de Walle

Rutgers
(Options)

Gretchen Van de WalleX