Post War California artist, Clayton Pinkerton studied at Carmel Art Institute and the California College of Arts and Crafts, receiving his B.F.A. in 1952, and M.F.A. in 1953. Pinkerton taught at The Richmond Art Center. Selected Group Exhibitions: 71st Annual Painting and Sculpture Exhibition of the San Francisco Art Association at the San Francisco Museum of Art, 1952; 72nd Annual Painting and Sculpture Exhibition of the San Francisco Art Association at the San Francisco Museum of Art, 1953; 73rd Annual Painting and Sculpture Exhibition of the San Francisco Art Association at the San Francisco Museum of Art, 1954; PACIFIC COAST ART, IIIrd Biennial of Sao Paulo, Brazil, 1955; First Pacific Coast Biennial Exhibition, Santa Barbara Museum of Art & California Palace of the Legion of Honor, San Francisco 1955; 75th Annual Painting and Sculpture Exhibition of the San Francisco Art Association at the San Francisco Museum of Art, 1956; CALIFORNIA PAINTERS, 40 Painters, Municipal Art Center, Long Beach, 1956; 78th Annual Painting and Sculpture Exhibition of the San Francisco Art Association at the San Francisco Museum of Art, 1959; 79th Annual Painting Exhibition of the San Francisco Art Association at the San Francisco Museum of Art, 1960; Winter Invitational, California Palace of The Legion of Honor, San Francisco, 1960;, 61, 62, 63; The Art Bank of the San Francisco Art Association, 1958, 59, 60, 62, 63, 64, 66; de Young Museum, San Francisco; Denver Art Museum; The Oakland Museum; San Francisco Museum of Art.