Bachelor of Science, University Nebraska, 1979. Doctor of Philosophy, University Nebraska, 1985. Master of Science, Northwest Missouri State University, 1981.
Laboratory assistant, U. Nebraska, Lincoln, 1976-1978; research assistant, U. Nebraska, Lincoln, 1978-1980, 82-85; postdoctoral fellow, U. Nebraska, Lincoln, 1985; assistant professor, postdoctoral fellow, Mountain Empire College, Big Stone Gap, Virginia, 1985-1990; professor, Mountain Empire College, Big Stone Gap, Virginia, since 1990; coordinator, professor environmental science department, Mountain Empire College, Big Stone Gap, Virginia, since 1986; professor, 1995. Distinguished scholar-in-residence Pennsylvania State University, summer 1990, visiting professor, 1990.
Soccer coach Parks and Recreation, Big Stone Gap, 1989. Member Virginia Water Resources Statewide Advisory Board, government-mined land reclamation advisory board. Member American Society Agronomy, Crop Science Society of America, Entomological Society, Virginia Academy of Sciences, Virginia Mining Association (Outstanding Contribution to Comty. award 1993), International Platform Association (Faculty of Year 2008), Phi Beta Kappa.
Married Joyce Elizabeth Belgrave, March 30, 1985. Children: Latoya, Oluchi, Kelechi, Chioma.