The Gallery
Psychology
William of Conches
William Crathorn
Michael Psellus
Nicole Oresme
Dominicus Gundissalinus
Franz Brentano
Averroes
Constantin Rădulescu-Motru
Walter Pitts
Gottfried Wilhelm Leibniz
Christine Ladd-Franklin
William Ernest Johnson
Juozas Girnius
Gualtiero Piccinini
Franco Volpi
