| Year | Position | Institution |
| 1975 | Associate Professor Of Botany | University Of Georgia 8 |
| 1988 | University Of Georgia 4 |
| Year | Role | Course |
| 1975 | Senior Investigator | Research Program In Experimental Marine Biology 1975 |
| 1988 | Cell And Molecular Biology Of Plants 1988 |
| Year | Subject | Role |
| 1975 | Independent |