Charles Sanders
Peirce

Johns Hopkins (Philosophy Tree)


Jeffries
Wyman

Harvard (Neurotree)


Louis
Agassiz

Harvard (Neurotree)


William
James

Harvard (Neurotree)


Rudolf Hermann
Lotze

Berlin (Neurotree)


Granville Stanley
Hall

Johns Hopkins (Neurotree)


Wilhelm
Wundt

University of Leipzig (Neurotree)


Francis
Galton

Cambridge (Neurotree)


James McKeen
Cattell

Penn (Neurotree)


Edward L.
Thorndike

Columbia (Neurotree)



Grover Thomas
Somers

Indiana University
(Options)

Newton Gordon
Sprague

Ball State University

Grover SomersX