As listed by ECS:
* 1994 Hubert A. Gasteiger
* 1988 Jennifer A. Bardwell
* 1987 Joachim Maier
* 1975 Larry R. Faulkner
* 1971 M. Stanley Whittingham
* 1966 John Newman
* 1960 A. C. Makrides
* 1953 Jack Halpern
* 1948 Michael Streicher
* 1941 Edward Adler
* 1938 Nathaniel B. Nichols
* 1929 William C. Gardiner