Oscar
Hertwig

Universität Berlin


Giuseppe
Levi

University of Torino


Max
Born

Edinburgh (Physics Tree)


John
Lennard-Jones

Cambridge (Physics Tree)


Niels
Bohr

Copenhagen University (Physics Tree)


Wolfgang Ernst
Pauli

Princeton (Physics Tree)


Lise
Meitner

Kungliga Tekniska högskolan (Physics Tree)




Thomas Hunt
Morgan

Caltech (FlyTree)


Max
Delbrück

Caltech (FlyTree)


Giuseppe
Levi

University of Torino


Fernand
Holweck

Institut du radium (Physics Tree)




Renato
Dulbecco

Salk Institute


Giuseppe
Levi

University of Torino


Max
Delbrück

Caltech (FlyTree)




Renato
Dulbecco

Salk Institute


Harry
Rubin

UC Berkeley (Cell Biology Tree)


Howard M.
Temin

UW Madison (GenetiTree)

Satoshi
Mizutani

(Options)

Satoshi MizutaniX