Marshal Henry
Wrubel

University of Indiana


John Paul
Cox

CU Boulder (Physics Tree)




Robert L.
Walker

Caltech (Physics Tree)






Martin
Ryle

Cambridge




Simon John
Lilly

ETH Zürich (Physics Tree)


Gerald Edward
Kron

U.S. Naval Observatory






Bart J.
Bok

University of Arizona
?


Bengt
Westerlund

University of Arizona


Alan Norman
Stockton

University of Hawai'i at Manoa (Physics Tree)


Gary James
Hill

UT Austin

Marcel P.
Bergmann

UT Austin
(Options)

Marcel BergmannX