 | Reuben Muchemedzi, 2006-2007  | Ph.D., Bowling Green State University, OH. | |
| Paul Mullowney, 2005-2006 | Ph.D., University of Colorado. Presently at Tech-X, Boulder, CO. | |
| Jungeun Heo, 2000-2002 | Ph.D., University of Florida, FL. | |
| Tuhao (John) Chen, 1998-2000 | Ph.D., University of Sydney, AU. Presently at Bowling Green University, OH. | |
