NH Denver Art Museum, Denver, CO CU Art Museum, University of Colorado Boulder, CO Hammer Museum, Los Angeles, CA Hirshhorn Museum and Sculpture Garden, Washington, DC Irvine Collection, Irvine, CA Janss Foundation, Thousand Oaks, CA Lannan Foundation, Santa Fe, NM Long Beach Museum of Art, Long Beach, CA Los Angeles County Museum of Art, Los Angeles, CA Lowe Art Museum, University of Miami, Miami, FL Menil Foundation, Rice University Art Gallery Houston, TX Minneapolis Institute of Art Musee national d'art moderne – Centre Georges Pompidou, Paris, France Museum of Contemporary Art, Los Angeles, CA Museum of Contemporary Art San Diego, La Jolla, CA Museum of Fine Arts Houston Museum of Modern Art, New York, NY National Gallery of Art Smithsonian American Art Museum, Washington, DC Neuberger Museum of Art, Purchase, NY New Mexico Museum of Art, Santa Fe, NM Norton Simon Museum, Pasadena, CA Oakland Museum of California, Oakland, CA Orange County Museum of Art, Newport Beach, CA Palm Springs Desert Museum, Palm Springs, CA Philadelphia Museum of Art, Philadelphia, PA Prudential Insurance Company, Newark, NJ San Francisco Museum of Modern Art, San Francisco, CA Seattle Museum of Art, Seattle, WA Spencer Museum of Art, University of Kansas, Lawrence, KS The Broad Art Foundation, Santa Monica, CA Walker Art Center, Minneapolis, MN Frederick R. Weisman Art Foundation, Los Angeles, CA Whitney Museum of American Art, New York, NY Yale University Art Gallery, New Haven, CT Awards 1996 – Honorary Ph.D., Otis Art Institute, Los Angeles, CA 1993 – Long Beach City College Hall of Fame Inductee 1980 – Guggenheim Fellowship 1976 – National Endowment for the Arts Fellowship Grant References Further reading 1926 births 2018 deaths American contemporary painters Modern artists Artists from Los Angeles 20th-century American painters 21st-century American painters