Ph.D., The University of North Carolina at Chapel Hill, 1984 (Curriculum and Instruction--Cognate:  Science Education).

M. A. in Teaching, The University of North Carolina at Chapel Hill, 1971 (Science Education -- Biological Sciences).

A.B., cum laude, Ateneo de Zamboanga University, Philippines ( Biology/General Science, Education, English, Spanish and Theology).

A.A., with highest honors, Ateneo de Zamboanga University.
 

Additional Graduate Studies:
 

Botany/Intercultural Studies, East-West Center, The University of Hawaii at Manoa.

Field Study in Botany, The University of Wisconsin at Madison.

NSF Biology Institute, East Carolina University, North Carolina.

Science Teachers' Institute, North Carolina State University, NC.