Bachelor of Science with honors, University Ghana, Legon, 1979. Master of Science, University Ghana, Legon, 1982. Doctor of Philosophy, University Ghana, Legon, 1988.
Teaching assistant University Ghana, 1979-1980, graduate research assistant, 1980-1982, lecturer, 1982-1988, Egerton University, Njoro, Kenya, 1988-1989. Postdoctoral associate University Maine, Orono, 1989-1991. Scientist International Center Insect Physiology and Ecology, Nairobi, Kenya, since 1991.
Consultant examiner West African Exams Council, Accra, Ghana, 1980-1984. Founder high school summer science program University Ghana, Legon, 1982-1984. Pest management consultant African Development Economic Consultant, Nairobi, Kenya, since 1991.
Member National Geography Society, International Society Chemical Ecology, African Association Insect Scientists, Natural Products Research for Eastern Africa, African Association Pure and Applied Chemistry (founding member, program coordinator).
Married Rita Dodua Quarshie, November 26, 1983. Children: O'Baka, Nii Sai, Nii Soja.