Emeritus Professor, History of Art, University of Essex
Taught History and Theory of Art at the University of Essex from 1968-2008. Since retirement continues to organise exhibitions and write about art. Specialises in 20th century art, Dada and Surrealism, Latin American and Pre-Columbian art, history of photography, with a particular interest in the work of women artists. Curator of a number of major international exhibitions including Dada and Surrealism Reviewed (1978); Art in Latin America: the Modern Era 1820-1980 (1989); Art and Power: Europe under the Dictators 1933-1945 (1995); Salvador Dali: the Retrospective (2004); Undercover Surrealism (2004); The Colour of my Dreams: The Surrealist Revolution in Art (2013).