| Year | Position | Institution |
| 1999 | Louisiana State University Medical Center 4 | |
| 2000 | Louisiana State University Medical Center 4 | |
| 2001 | Louisiana State University Medical Center 4 | |
| 2002 | Louisiana State University Medical Center 4 | |
| 2003 | Louisiana State University Medical Center 4 | |
| 2004 | Louisiana State University 4 |
| Year | Subject | Role |
| 1999 | Principal Investigators | |
| 2000 | Principal Investigators | |
| 2001 | Principal Investigators | |
| 2002 | Summer Investigators | |
| 2003 | Visiting Principal Investigators | |
| 2004 | Whitman Investigators |