Alfred
Hettner

University of Heidelberg Baden School (PoliSci Tree)


Wilhelm
Windelband

Universität Heidelberg (Philosophy Tree)


Georg
Simmel

Universität Berlin (History of History Tree)




Howard P.
Becker

Smith College


C. Wright
Mills

University of Maryland
?




Alfred
Weber

University of Heidelberg


Edgar
Salin

(Neurotree)


Georg
Simmel

Universität Berlin (History of History Tree)


Karl
Mannheim

(Neurotree)


Gustav
von Schmoller

Universität Berlin


Tomáš Garrigue
Masaryk

University of Prague (Neurotree)


Alfred
Weber

University of Heidelberg


?


Paul
Mansion

Ghent University (MathTree)


George
Sarton

Harvard (History of History Tree)


Rudolf Hermann
Lotze

Berlin (Neurotree)


George Sylvester
Morris

Johns Hopkins (Philosophy Tree)


Charles Sanders
Peirce

Johns Hopkins (Philosophy Tree)


Josiah
Royce

Harvard (Philosophy Tree)


Karl Hugo
Huppert

Charles University in Prague (Chemistry Tree)


Oswald
Schmiedeberg

Kaiser-Wilhelms-Universität Straßburg (Neurotree)


Franz
Hofmeister

Charles University in Prague (Chemistry Tree)


Lawrence Joseph
Henderson

Harvard Medical School (Physiology Academic Tree)



Dennis H.
Wrong

Brown
(Options)

Dennis WrongX