Elmer V.
McCollum

Johns Hopkins (Chemistry Tree)


Dennis R.
Hoagland

UC Berkeley (Chemistry Tree)


Perry Robert
Stout

UC Berkeley








Frits Warmolt
Went

Washington University (Chemistry Tree)


Samuel Barnett
Schryver

Imperial College (Chemistry Tree)




Thomas Hunt
Morgan

Caltech (FlyTree)


Alfred Henry
Sturtevant

Caltech (Neurotree)


Hugo
de Vries

Amsterdam (Evolution Tree)


Eduard Adolf
Strasburger

Universität Bonn (Marine Ecology Tree)




Hugo R.
Kruyt

Utrecht (Chemistry Tree)


Hendrik G.
Bungenberg de Jong

Leiden (Chemistry Tree)


Paul
Jaccard

ETH Zürich (Chemistry Tree)


Albert
Frey-Wyssling

ETH Zürich (Chemistry Tree)


James Frederick
Bonner

Caltech (Neurotree)


?


Yoash
Vaadia

UC Davis
?






Frits Warmolt
Went

Washington University (Chemistry Tree)




Alfred Henry
Sturtevant

Caltech (Neurotree)




Hendrik G.
Bungenberg de Jong

Leiden (Chemistry Tree)


Albert
Frey-Wyssling

ETH Zürich (Chemistry Tree)


James Frederick
Bonner

Caltech (Neurotree)





O. Eddie
Elzam

Purdue
(Options)

O. ElzamX