International Visitors
| Name | Organization | Country | Dates Visited |
| Zeng-Min Zhang | Control Office of Plant Protection | China | 1982-1983 |
| Er-Yun Cao | Shenyang Research Province | China | January - June 1983 |
| Alex Il'Ickev | Victoria Primary Industry | New Zealand | 1998, 2004, 2008 |
| Felipe Tafoya-Rangel | Instituto de Fitosanidad | Mexico | 2001-2002 |
| David Williams | Tatura Horticulture Researach Station | Australia | August 1998, 2002, 2005, 2008 |
| Hussain Mafuker | Victoria Primary Industries | Australia | April 2005 |
| Ayhan Gökçe | Gaziosmanpasa University | Turkey | March-September 2005-2007 |
| Dr. Le Van Trinh | Biological Control Research Control | Vietnam | March 2007 |
| Dr. Nguyen Phu Tuan | Plant Protect Research Institute | Vietnam | March 2007 |
| Daniel Cormier | Institut de Recherche et de Developpement en Agroenvironment | Quebec | September 2008 |
| Franz Vanoosthuyse | Institut de Recherche et de Developpement en Agroenvironment | Quebec | September 2008 |
| Sylvie Bellhouse | Institut de Recherche et de Developpement en Agroenvironment | Quebec | September 2008 |
| Virginia Hoct | Institut de Recherche et de Developpement en Agroenvironment | Quebec | September 2008 |
| Diane Alson | 2008 |
This list does not include Ph.D.'s attracted. Ph.D.'s are listed on the Graduate Students and Employees page.