- 1938 in Bronxville/New York geboren
- 1958-61 Boston University School of Fine and Applied Arts
- 1961-63 Yale University (bei
Josef Albers)
- 1969-74 Lehrauftrag an der School of Visual Arts, New York
- 1972 documenta 5
- 1977 documenta 6
- 1992 documenta 9
