Professor of Agricultural Education and Communication and Coordinator of  the Program Development and Evaluation Center, University of Florida, January, 1997 to 2000.

Professor of Agricultural Education and Communication and Acting Director of Program Evaluation and Organizational Development, University of Florida, August, 1996 to January, 1997.

Associate Professor of Agricultural Education and Communication and Acting Director of Program Evaluation and Organizational Development, University of Florida, February, 1996 to August, 1996.

Associate Professor of Agricultural Education and Communication and Extension Specialist in Program Evaluation and Organizational Development, University of Florida, August, 1991 to February, 1996.

Assistant Professor of Agricultural Education and Communication and Extension Specialist in Program Evaluation and Organizational Development, University of Florida, Gainesville, Florida, January, 1986 to August, 1991.