James
Chadwick

Cambridge (Physics Tree)




Max
Born

Edinburgh (Physics Tree)




Niels
Bohr

University of Copenhagen (Physics Tree)


Wolfgang Ernst
Pauli

Princeton (Physics Tree)


Lise
Meitner

Kungliga Tekniska högskolan (Physics Tree)


Alfred Henry
Sturtevant

Caltech (Neurotree)




Max
Delbrück

Caltech (FlyTree)




Donald H.
Bangham

British Coal Utilization Research Association


Jacques
Mering

Laboratoire Central des Services Chimiques


John T.
Randall

King's College (Physics Tree)




Rosalind E.
Franklin

King's College


Donald L. D.
Caspar

Florida State



Kelly L.
Arnett

Harvard
(Options)

Kelly ArnettX