Wilhelm
Wundt

University of Leipzig


Nikolay Yakovlevich
Grot

Moscow State University


Robert Wilhelm Eberhard
Bunsen

Universität Heidelberg (Chemistry Tree)


Karl Ewald
Hasse

Universität Göttingen


Johannes Peter
Müller

Universität Berlin


Hermann
von Helmholtz

Physikalisch-Technische Reichsanstalt


Wilhelm
Wundt

University of Leipzig


Georgij
Chelpanov

University of Moscow


Gustav Gustavovich
Shpet

University of Moscow

Lev Semionovitch
Vygotsky

Psychological Institute, Moscow
(Options)

Irène Léopoldoff
Martin

University of Geneva

Irjö
Engeström

University of California

Alexandr Romanovich
Luria

University of Moscow


Edoardo
Bisiach

University of Turin, IT

Olga Sergeevna
Vinogradova

ITEB, Puschino, Russia

Vasilii
Davydov

Moscow State University (PsychTree)


Lauren Julius
Harris

Michigan State

Lubov Semionovna
Tsvetkova

Moscow State University

Natalia Konstantinovna
Korsakova

Moscow State University

Zhanna Markovna
Glozman

Moscow State University

Evgenia Davydovna
Homskaya

University of Moscow


Anne-Lise
Christensen

Copenhagen University


Tatiana Vasilyevna
Akhutina

University of Moscow

James
Wertsch

Washington University (Anthropology Tree)

Alexander
Smirnov

(PsychTree)

Vasilii
Davydov

Moscow State University (PsychTree)

Aleksey Nikolaevich
Leontiev

Moscow State University

Julia B.
Gippenreiter

Moscow State University (PsychTree)

James
Wertsch

Washington University (Anthropology Tree)

Bluma Wulfovna
Zeigarnik

Moscow State University (PsychTree)


Valentina Vasilevna
Nikolaeva

Moscow State University

Natalia Konstantinovna
Korsakova

Moscow State University

Lev VygotskyX