| Year | Position | Institution |
| 1987 | Nih 4 | |
| 1987 | Niaid 4 | |
| 1988 | Nih 4 | |
| 1995 | National Institutes Of Health 4 | |
| 1996 | National Institutes Of Health 4 | |
| 2001 | National Institutes Of Health 4 | |
| 2002 | Nih 4 | |
| 2003 | Nih 4 |
| Year | Role | Course |
| 1987 | Faculty/Staff/Lecturer | Biology Of Parasitism 1987 |
| 1988 | Lecturer | Biology Of Parasitism 1988 |
| 1995 | Lecturer | Biology Of Parasitism 1995 |
| 1996 | Lecturer | Biology Of Parasitism: Modern Approaches 1996 |
| 2001 | Lecturer | Biology Of Parasitism: Modern Approaches 2001 |
| 2002 | Lecturer | Biology Of Parasitism: Modern Approaches 2002 |
| 2003 | Lecturer | Biology Of Parasitism: Modern Approaches 2003 |