?


Paul
Hazard

Columbia


Max Ernst
Mayer

Frankfurt am Main (Law Tree)


Harold J.
Laski

London School of Economics and Political Science


Karl
Mannheim

(Neurotree)


Franz Leopold
Neumann

Columbia (Law Tree)
?


Robert
Morton

Columbia






Pitirim
Sorokin

Harvard (Neurotree)


Talcott
Parsons

Harvard (SocTree)


George
Sarton

Harvard (History of History Tree)


Lawrence Joseph
Henderson

Harvard Medical School (Physiology Academic Tree)


Robert K.
Merton

Columbia (Neurotree)




Elinor
Ostrom

Indiana University

Toh-Kyeong
Ahn

Indiana University
(Options)

Toh-Kyeong AhnX