Bachelor of Science, Aleppo University, Syria, 1976. Master of Science, Jordan University, Amman, 1982. Doctor of Philosophy, London University, 1987.
Research assistant, U. Jordan, 1976-1979; research and teaching assistant, U. Jordan, 1979-1984; lecturer, U. Jordan, 1987-1988; assistant professor, U. Jordan, 1988-1993; associate professor, U. Jordan, since 1993.
Member Arab Society Plant Protection, International Allelopathy Society, New York Acaad. Sciences, Agricultural Engineers Association (Amman).
Married Sohaylah Salim Zein-Eldinn, August 12, 1977. Children: Rani, Hisham, Haitham, Samir, Nizar, Ahmad, Bashar.