| Arthur Bevan |
1939-1943 |
| Arthur T. Upson |
1943-1951 |
| Henry B. Bosworth |
1951-1953 |
| I.P. Murray |
1953-1955 (Administrator) |
| Frank H. Wadsworth |
1949-1956 (Research Center Leader)
1956-1978 (Director)
|
| Ariel E. Lugo |
1978-1992 (Project Leader)
1988-present (Director)
|
