Jean
Kuntzmann

Universite de Paris (Computer Science Tree)


Jean-Claude
Sabonnadière

Université Claude Bernard Lyon


Albert
Foggia

Ecole Centrale de Lyon - France


Laurent
Krähenbühl

Ecole Centrale de Lyon - France


Elis
Strömgren

Copenhagen University


Niels
Bohr

Copenhagen University


Hans Marius
Hansen

Copenhagen University


Otto
Struve

UC Berkeley




Max
Born

Edinburgh


Niels
Bohr

Copenhagen University


Ralph H.
Fowler

Cambridge


Edward Arthur
Milne

Oxford (MathTree)






Steven C.
Cowley

UCLA (Astronomy Tree)

Pierre-Alexandre
Gourdain

Rochester
(Options)

Pierre-Alexandre GourdainX