Murray
Gell-Mann

Santa Fe Institute




Gordon B.B.M.
Sutherland

National Physical Laboratory, Teddington, U.K. (Chemistry Tree)






Bart J.
Bok

University of Arizona




Duane Owen
Muhleman

Caltech (Astronomy Tree)




Arthur Francis
Buddington

Princeton (Chemistry Tree)


Harry Hammond
Hess

Princeton (Geotree)


Eugene Merle
Shoemaker

United States Geological Survey (Astronomy Tree)


William B.
McKinnon

Washington University

Michelle R.
Kirchoff

Washington University
(Options)

Michelle KirchoffX