| 任職單位與職稱[起迄時間] |
The Ohio State UniversityProfessor and Extension Specialist
|
The Ohio State UniversityAssociate Professor and Extension Specialist
1989~2007
|
University of WyomingAssistant Professor and Extension Food Specialist
1987~1989
|
University of WyomingRedearch Associate
1985~1987
|
University of WyomingInstructor
1984~1985
|
Mississippi State UniversityAssistant Professor
1979~1980
|
Kentucky State UniversityCo-Investigator
1977~1979
|