Frank A.
Beach

UC Berkeley


Jerome
Kagan

Harvard


George A.
Miller

Princeton


Wolfgang
Köhler

Swarthmore


Hans
Wallach

New School for Social Research








Clark L.
Hull

UW Madison










Edward Chace
Tolman

UC Berkeley
















Frank A.
Beach

UC Berkeley


Jerome
Kagan

Harvard




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
















Joseph
Jastrow

Johns Hopkins


V. A. C.
Henmon

UW Madison


Clark L.
Hull

UW Madison






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