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Ivan Petrovich
Pavlov

Imperial Medical Academy






Carl
Stumpf

Universität Berlin


Max
Wertheimer

New School for Social Research




Gustav Gustavovich
Shpet

University of Moscow


Lev Semionovitch
Vygotsky

Psychological Institute, Moscow


Bluma Wulfovna
Zeigarnik

Moscow State University (PsychTree)


Lev Semionovitch
Vygotsky

Psychological Institute, Moscow


Alexandr Romanovich
Luria

University of Moscow


Lev Semionovitch
Vygotsky

Psychological Institute, Moscow


Alexander
Smirnov

(PsychTree)


Vasilii
Davydov

Moscow State University (PsychTree)



Kevin
Darby

Ohio State
(Options)

Kevin DarbyX