Jean-Martin
Charcot

Hôpital Salpêtrière, Paris


Edouard-Gérard
Balbiani

College de France


Alfred
Binet

Sorbonne


Alfred
Binet

Sorbonne






Édouard
Claparède

Rousseau Institute


Jean
Piaget

University of Geneva


Alfred
Binet

Sorbonne




Édouard
Claparède

Rousseau Institute


Jean
Piaget

University of Geneva


Bärbel
Inhelder

University of Geneva


?




Beate
Hermelin

Institute of Psychiatry, London




Paul
Harris

Harvard, Graduate School of Education




Kenneth M.
Michels

Florida Atlantic University


Wally
Welker

UW Madison


Clinton
Woolsey

UW Madison




John I.
Johnson

Michigan State




Philip
Bard

Johns Hopkins


Clinton
Woolsey

UW Madison












Solly
Zuckerman

Birmingham University










Lee Edward
Travis

University of Iowa


Herbert Henri
Jasper

Université de Montréal


Gabriel
Horn

Cambridge




David
Lack

Oxford (Terrestrial Ecology Tree)


Robert A.
Hinde

Cambridge


Patrick
Bateson

Cambridge




Paul M.
Fitts

University of Michigan
?


Oscar
Marin

Good Samaritan Hospital


Michael I.
Posner

University of Oregon














Jacob
Clay

Amsterdam (Physics Tree)


Arend
Hagedoorn

Amsterdam


Henk
van der Tweel

Medical Physics, University of Amsterdam






Willem
Storm van Leeuwen

Insti­tute of Medical Physics TNO, Utrecht




Otto D.
Creutzfeldt

Kraepelin Institute


H Dieter
Lux

Kraepelin Institute


Wolf
Singer

MPI Frankfurt


Henk
van der Tweel

Medical Physics, University of Amsterdam


Willem
Storm van Leeuwen

Insti­tute of Medical Physics TNO, Utrecht




Henk
van der Tweel

Medical Physics, University of Amsterdam


Henk
Spekreijse

Amsterdam


Pieter R.
Roelfsema

Netherlands Ophthalmic Research Institute


Jacob
Clay

Amsterdam (Physics Tree)


Arend
Hagedoorn

Amsterdam


Henk
van der Tweel

Medical Physics, University of Amsterdam


Henk
Spekreijse

Amsterdam


Henk
van der Tweel

Medical Physics, University of Amsterdam


Henk
Spekreijse

Amsterdam


Morton
Wiener

Clark University








H Steven
Scholte

Amsterdam




Richard
Gregory

University of Bristol










Paul
Whittle

Cambridge




Cletus J.
Burke

California State University (PsychTree)


James P.
Egan

Indiana University




Janette
Atkinson

University of London






?






Paul
Harris

Harvard, Graduate School of Education





Tessa
Dekker

UCL
(Options)

Tessa DekkerX