Professional Experience

Associate Dean, College of Science, Engineering and Technology, Jackson State University (2007-Present)

Interim Associate Dean, College of Science, Engineering and Technology, Jackson State University (2006 - 2007)

Director, NIH-RCMI Center for Environmental Health, Jackson State University (2008 -Present)

Deputy Director, NIH-RCMI Center for Environmental Health, Jackson State University (2003 - 2008)

Presidential Distinguished Professor of Biology/Toxicology, Jackson State University (2005 – Present)

Chair, Department of Biology & Tenured Professor, Jackson State University (2004 - 2006)

Professor (Tenured) Department of Biology, Jackson State University (2001 - 2005)

Adjunct Professor. School of Public Health and Tropical Medicine. Tulane University Health Sciences Center. 2005 – Present

Adjunct Associate Professor. School of Public Health and Tropical Medicine. Tulane University Health Sciences Center. 1999-2004

Associate Professor, Department of Biology, Jackson State University (1996 - 2001)

Director of Environmental Science Ph.D. Program, Jackson State University (1996 – Present)

Post Doctoral Research and Teaching Associate (Joint Appointment). Tulane University School of Public Health and Tropical Medicine, and Xavier University College of Pharmacy, New Orleans, Louisiana (1994 -1996)

]Assistant-Professor, Faculty of Medicine and Biomedical Sciences, University of Yaounde I, Cameroon (1991 – 1994)

Adjunct Assistant-Professor. Department of Biochemistry, Faculty of Science, University of Yaounde I, Cameroon.1991 -1994.

Researcher and Laboratory Supervisor. Centre for Medical Research, Institute of Medical Research and Studies of Medicinal Plants, IMPM, Yaounde, Cameroon (1991 – 1993)