| 2002 | Roberto Colella and Alexandre Eremenko | Physics & Mathematics |
| 2001 | Janet L. Smith | Biological Sciences |
| 2000 | Nicholas A. Peppas | Chemical Engr., Biomedical Engr. |
| 1999 | Ray A. Bressan | Horticulture |
| 1998 | Ei-ichi Negishi | Chemistry |
| 1997 | Gregory B. Martin | Agronomy |
| 1996 | Ben S. Freiser | Chemistry |
| 1996 | Timothy S. Baker | Biological Sciences |
| 1995 | John H. Cushman | Agronomy and Mathematics |
| 1994 | Anant K. Ramdas and Sergio Rodriguez | Physics |
| 1993 | Philip S. Low | Chemistry |
| 1992 | Nicholas J. Giordano | Physics |
| 1991 | William J. Ray, Jr. | Biological Sciences |
| 1990 | R. Graham Cooks | Chemistry |
| 1989 | Thomas K. Hodges | Botany and Plant Pathology |
| 1988 | William A. Cramer | Biological Sciences |
| 1987 | Austen Angell | Chemistry |
| 1986 | Stanley A. Barber | Agronomy |
| 1985 | Louis de Branges | Mathematics |
| 1985 | Rolf P. Scharenberg | Physics |
| 1984 | Laszlo J. Gutay | Physics |
| 1983 | Dale W. Margerum | Chemistry |
| 1982 | William L. Pak | Biological Sciences |
| 1981 | Heinz G. Floss | Medicinal Chemistry |
| 1980 | Philip F. Low | Agronomy |
| 1979 | Leonard E. Mortenson | Biological Sciences |
| 1978 | Albert W. Overhauser | Physics |
| 1977 | R. Stuart Tobias | Chemistry |
| 1976 | King Sun Fu | Electrical Engineering |
| 1975 | Michael Laskowski, Jr. | Chemistry |
| 1974 | Michael G. Rossmann | Biological Sciences |
| 1973 | Shreeram S. Abhankar | Mathematics |
| 1972 | Hubert M. James | Physics |
| 1972 | Robert A. Benkeser | Chemistry |
| 1971 | John B. Bancroft | Botany and Plant Pathology |
| 1970 | H. Edwin Umbarger | Biological Sciences |
| 1969 | Hsu Y. Fan | Physics |
| 1968 | Harry Beevers | Biological Sciences |
| 1967 | Edwin T. Mertz | Biochemistry |
| 1967 | Oliver E. Nelson | Botany and Plant Pathology |
| 1966 | Herbert C. Brown | Chemistry |
| 1965 | Seymour Benzer | Biophysics |
