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Zdenek
Servit
Institute of Physiology, Academy of Sciences, Prague, Czechoslovakia


Jan
Bures
Institute of Physiology, Prague








Josiah
Royce
Harvard (Philosophy Tree)

Hugo
Münsterberg
Universität Berlin

Elmer E.
Southard
Harvard Medical School


Frederick Gymer
Parsons
London University, St. Thomas's Hospital Medical School




Solly
Zuckerman
Birmingham University






John B.
Watson
Johns Hopkins






Pio
del Rio-Hortega
Madrid University

Otfrid
Foerster
University of Breslau






Pio
del Rio-Hortega
Madrid University

Otfrid
Foerster
University of Breslau


Carl Emil
Seashore
University of Iowa


Lee Edward
Travis
University of Iowa


Herbert Henri
Jasper
Université de Montréal


Gabriel
Horn
Cambridge






Nikolaas (Niko)
Tinbergen
Oxford (Primatology Tree)
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Norman Stuart
Sutherland
Sussex University


James A.
Montgomery
Penn (LinguisTree)


Clarence Irving
Lewis
Harvard (Philosophy Tree)


Nelson
Goodman
(Philosophy Tree)


Noam
Chomsky
MIT (LinguisTree)



Johan J.
Bolhuis
Utrecht
(Options)






Hiroko
Eda-Fujiwara
Japan Women's University, Tokyo, Japan

Johan BolhuisX