Coloring Concepts - Robert D. Griffin, M.A.

Robert D. Griffin, M.A.

Robert D. Griffin, M.A. taught biology for over 30 years and served on the faculty of City College of San Francisco, where he taught biology courses. Previously he had extensive experience teaching in junior and senior high schools and in special science programs for gifted elementary school students. Mr. Griffin was a well-liked, gifted, and dedicated teacher. He passed March 12, 2015.