| Year | Position | Institution |
| 1961 | National Institutes Of Health 4 | |
| 1980 | Rockefeller Foundation 4 | |
| 1981 | Rockefeller Foundation 4 | |
| 1985 | Rockefeller Foundation 4 | |
| 1986 | Rockefeller Foundation 4 | |
| 1987 | Rockefeller Foundation 4 | |
| 1988 | Rockefeller Foundation 4 |
| Year | Role | Course |
| 1961 | Student | Physiology 1961 |
| 1980 | Faculty/Staff/Lecturer | Biology Of Parasitism 1980 |
| 1981 | Faculty/Staff/Lecturer | Biology Of Parasitism 1981 |
| 1985 | Faculty/Staff/Lecturer | Biology Of Parasitism 1985 |
| 1986 | Faculty/Staff/Lecturer | Biology Of Parasitism 1986 |
| 1987 | Faculty/Staff/Lecturer | Biology Of Parasitism 1987 |
| 1988 | Lecturer | Biology Of Parasitism 1988 |