The Art of This Century gallery was opened in New York City during World War II in 1942 by Peggy Guggenheim who was then married to the surrealist painter Max Ernst.
In 1950 he joined the Willard Gallery, in New York who represented important contemporary artists of the time including David Smith, Morris Graves and several others.
He formed close friendships with many of the Willard Gallery artists, including Mark Tobey, Lyonel Feininger, and Norman Lewis.
[5] His work is also represented in many museum collections including: In 2003, (at age 77), he received the Pollock-Krasner Foundation’s Lee Krasner Award in recognition of his lifetime in the arts.
In 2005, the Morgan Library and Museum acquired his journals—148 hand-written volumes produced between 1952 and the present—making his introspective writing, which covers a vast range of topics across the span of six decades, accessible to art historians and scholars.