• Professor & Associate Dean for Research
  • Instructional Assistant Professor Texas A&M University at Qatar
  • Professor and Dean
  • Instructional Assistant Professor Liberal Studies (Galveston)
  • Postdoctoral Research Associate Texas A&M AgriLife Research
  • Faculty Affiliate
  • Associate Professor Chemistry
  • Assistant Professor Biology
  • Associate Professor and Extension Specialist Texas A&M Transportation Institute (TTI)
  • Visiting Assistant Professor Maritime Transportation (Galveston)
  • Senior Lecturer Accounting
  • Associate Professor Poultry Science
  • Instructional Assistant Professor Poultry Science
  • Instructional Assistant Professor Dean of Science
  • TEES Researcher at TAMU-Texarkana TEES Regional Divisions
  • Assistant Professor
  • Distinguished Professor