Johan P.
Wibaut

Amsterdam




Arnold Johannes Wilhelm
Sommerfeld

Universität München (Physics Tree)


Niels
Bohr

Copenhagen University (Physics Tree)


Erwin
Schrödinger

Universität Wien (Physics Tree)




William Hay
Taliaferro

Chicago (ID Tree)






Rob
Louw

Leiden

Isabel W.C.E.
Arends

Delft University of Technology
(Options)

Isabel ArendsX