British abstract painter, born in Leeds. 1937-39 Part-time student at Slade School of Fine Art, London 1944-45 Assistant at Bernard Leach's Pottery, St Ives. 1945 Moved to London 1947 First solo exhibition 1950 First exhibition with the Penwith Society of Arts in Cornwall, St Ives. Continued to exhibit with the Penwith Society at regular intervals until the late 1970s 1953-56 Taught at Central School of Arts and Crafts, London. 1958 Took over Ben Nicholson's studio at Porthmeor, St Ives. Mural panel commissioned for London Offices of Percy Lund Humphries 1959 Awarded Grand Prize (International Jury) in John Moores Liverpool Exhibition II, Walker Art Gallery. 1965 Awarded Silver Medal at VIII Bienal de São Paulo; lectured in São Paulo, Brasilia and Rio de Janeiro Represented Great Britain at the first Sydney Biennale, in the Opera House. 1980-87 Trustee of the Tate Gallery, London. 1986 Hon. D. Litt., University of Kent 1987 Hon.Doctorate, Royal College of Art, London 1988 Visited Moscow and Leningrad on behalf of the Tate Gallery, London 1996 Honorary Fellow of Bretton Hall College, University of Leeds. A selection of solo exhibitions: 1960 Bertha Schaefer Gallery, New York. 1965-67 VIII Bienal de São Paulo (representing Great Britain with Victor Pasmore); touring to Rio de Janeiro; Buenos Aires; Santiago; Lima; Caracas 1967 The Richard Demarco Gallery, Edinburgh (retrospective) 1968 Museum of Modern Art, Oxford (retrospective) 1977 Galerie Le Balcon des Arts, Paris 1978 University of Texas at Austin Art Museum (retrospective)1985 Barbican Art Gallery, London (retrospective) 1960 to 1999 Waddington Galleries, London 1990 Art Gallery of New South Wales, Sydney 1994 Camden Arts Centre, London. 1995 Oxford Gallery, Oxford Tate Gallery, London (retrospective) National Portrait Gallery, London.