William Jackson
Pope

Cambridge (Chemistry Tree)


Arthur
Fischer

Königliche Technische Hochschule zu Aachen (Chemistry Tree)


Alexander Martin Hubert
Classen

Königliche Technische Hochschule zu Aachen (Chemistry Tree)


C.J.P.N. Richard
Anschütz

Universität Bonn (Chemistry Tree)


Eberhard
Rimbach

Universität Bonn (Chemistry Tree)


Frederick G.
Donnan

UCL (Chemistry Tree)


Eric Keightley
Rideal

Cambridge (Chemistry Tree)


Paley
Johnson

Cambridge (Chemistry Tree)


Ira Harris
Derby

UMN (Chemistry Tree)


Theodore William
Richards

Harvard (Chemistry Tree)


Farrington
Daniels

UW Madison (Chemistry Tree)


Arnold Johannes Wilhelm
Sommerfeld

Universität München (Physics Tree)


Peter J. W.
Debye

Cornell (Physics Tree)


John Warren
Williams

UW Madison (Chemistry Tree)


Eric M.
Shooter

Stanford (Neurotree)

Felice
Tirone

National Research Council, Rome Italy
(Options)

Felice TironeX