 In 1965 he won a prize at the Paris Biennale and then a Harkness Fellowship which let him return to the U.S., where he lived in New York for two years.He won the Linbury Trust Award in 1977, first prize in the Eastern Arts Exhibition in 1983 and a National Art Collections award for Outstanding Service to the Arts in 1995.He taught at the Royal College of Art from 1976, and was Professor of Painting there from 1986 until 1998, when he became Professor Emeritus.