started his so-called Combustions, or burned objects, in 1963. He also took up part-time residence in New York. In 1964 he had his first museum retrospectives at the Walker Art Center, Minneapolis, and at the Stedelijk Museum, Amsterdam. Polyester now became his most important material. In 1965 and 1966 he was given large retrospective exhibitions in Krefeld, Lausanne, Paris, Venice and Brussels. In 1967 he initiated a collaboration between art and industry with the company Renault and represented France at "Expo '67", Montreal. He showed at the Venice Biennale and at documenta "4" in Kassel in 1968, and was given a teaching post at the University of California, Los Angeles. In 1970 he began his Accumulations in concrete and exhibited at the World's Fair in Osaka. In 1971 he began a series with organic garbage embedded in plastic. In 1972 he gained American citizenship in addition to his French nationality. In 1974 he toured with a retrospective through five North American cities, and returned to Paris. Since 1975 he has lived in New York - where he has a studio - and in Paris. ...
