Joseph Nana Annan graduated in 2008 with PhD degree in Plant Sciences from Oklahoma State University, Stillwater, Oklahoma, U.S.A. He received his MPhil in Botany in 1999 and B.Sc. in Botany and Zoology in 1992, both from the University of Cape Coast in Ghana. Dr. Annan is currently a Senior Lecturer in Plant Science in the Department of Biology Education, University of Education, Winneba. Ghana.