2004 (Fall) Louis Batza Professor of Art and Art History, Colgate University

2003 (Spring – present) Bard Center for Curatorial Studies.

2002 (Spring) Distinguished Visiting Professor, Cornell University, Ithaca, NY.

1999 (Fall) Rhode Island School of Design (Graduate course)

1977 Columbia University Graduate School of the Arts and Sciences, New York, N.Y.

1969-1973 The School of Visual Arts, New York, N.Y.

1967-1968 City University of New York, Graduate Center, New York, N.Y.

1966-1968 University of Rhode Island, Kingston, R.I