- Bowdoin College, Maine; Professor, 1962-2012
- Richard E. Steele Professor of Visual Arts, 2001-2012
- New York Drawing Association (currently the New York Academy of Art), Founding Advisor, 1982
- Princeton University; Lecturer, Visual Arts Program, 1969-71
- Massa Lubrense, Italy (Sorrento); taught and directed Summer Art School, 1967
- University of California, Santa Barbara; Instructor in Art, 1960-62