William Rubin (1927-2006) taught at Sarah Lawrence College and NYU before joining MoMA in 1976 as curator. He was director of the Department of Painting and Sculpture from 1973- 1988, an editor for Art International, and a collector of contemporary art including works by the Abstract Impressionists and Frank Stella. His major exhibitions for MoMA include 'Picasso: A Retrospective' (1980), 'Primitivism in 20th Century Art' (1984), and 'Picasso and Braque: Pioneering Cubism' (1989).