Wilhelm
Wundt

University of Leipzig (Neurotree)


Edward Bradford
Titchener

Cornell (Neurotree)


J P.
Guilford

USC (Neurotree)


Robert Wilhelm Eberhard
Bunsen

Universität Heidelberg (Chemistry Tree)


Karl Ewald
Hasse

Universität Göttingen (Neurotree)


Johannes Peter
Müller

Universität Berlin (Neurotree)


Hermann
von Helmholtz

Physikalisch-Technische Reichsanstalt (Neurotree)


Wilhelm
Wundt

University of Leipzig (Neurotree)


Edward Bradford
Titchener

Cornell (Neurotree)


Edwin G.
Boring

Harvard (Neurotree)

Charles K.
Trueblood

(Options)


Nick
Spanos

Carleton University

Charles TruebloodX