George A.
Miller

Princeton




Nelson
Goodman

(Philosophy Tree)


Noam
Chomsky

MIT (LinguisTree)




Édouard
Claparède

Rousseau Institute


Jean
Piaget

University of Geneva




Marcela
Peña

Pontificia Université Catolica, Chile

Francisco
Jaume

Pontificia Universdad Catolica, Chile
(Options)

Francisco JaumeX