Selected Public Collections
  
Bank of America, San Francisco, California
The Contemporary Museum, Honolulu, Hawaii
Dallas Museum of Fine Art, Dallas, Texas
Des Moines Art Center, Des Moines, Iowa
Detroit Institute of Arts, Detroit, Michigan
Frederick Weisman Art Foundation, Los Angeles
Hirshhorn Museum and Sculpture Garden, Washington DC
Kemper Museum of Contemporary Art, Kansas City, Missouri
Kunstmuseum, Hamburg, Germany
Kunstmuseum, Cologne, Germany
Los Angeles County Museum of Art
Ludwig Museum, Aachen, Germany
Museum of Art, Rotterdam, Holland
The Museum of Contemporary Art, Los Angeles
Museum of Fine Arts, Houston, Texas
The Museum of Modern Art, New York
Museum of Modern Art, Paris, France
National Gallery of Art, Washington DC
National Museum of Wales, Cardiff, Wales
Norton Simon Museum of Art, Pasadena, California
Oakland Museum of Art, Oakland, California
Palm Springs Art Museum, Palm Springs, California
San Francisco Museum of Modern Art, San Francisco
Smith College, Northhampton, Massachusetts
Snite Museum of Art, University of Notre Dame, Indiana
Victoria and Albert Museum, London, England
Walker Art Center, Minneapolis, Minnesota
Whitney Museum of American Art, New York
  
  
  
Board of Trustee
  
2000-presentAdvisory Board, Homeboy Industries, Los Angeles
1998-presentSan Francisco Art Institute, California
1997-presentYo San University of Traditional Chinese Medicine, Santa Monica, California
1993-2000The Museum of Contemporary Art, Los Angeles, California
1985-presentOtis College of Art and Design, Westchester, California
  
  
  
Selected Solo Exhibitions
  
2008Ace Gallery, Beverly Hills, California
2007Fisher Gallery, University of Southern California
2006Imago Galleries, Palm Desert, California
 Tremaine Gallery at The Hotchkiss School, Lakeville, CT
2005Ace Gallery, Beverly Hills, California
 Imago Galleries, Palm Desert, California
2004Riva Yares Gallery, Santa Fe, New Mexico
2003Imago Galleries, Palm Desert, California
2001Earl McGrath Gallery, New York
2008Ace Gallery, Beverly Hills, California
1999Contemporary Art Institute, Sapporo, Japan
 City of Iwamizawa, Hokkaido, Japan
 Kemper Museum of Art, Kansas City, Missouri
 Frederick Spratt Gallery, San Jose, California
1998Larry Evans/James Willis Gallery, with Frederick Spratt Gallery, San Francisco, California
 Riva Yares Gallery, Santa Fe, New Mexico
 Peter Blake Gallery, Laguna Beach, California
 Riva Yares Gallery, Scottsdale, Arizona
1997Museo del Palacio de Bellas Artes, Mexico City
 Galeria OMR, Mexico City
1996Gagosian Gallery, New York
 Larry Evans/James Willis Gallery, with Frederick Spratt Gallery, San Francisco, California
 Remba Gallery, West Hollywood, California
 Fahey/Klein Gallery, Los Angeles
1995Chac-Mool Gallery, Los Angeles
 Mikimoto Gallery, Tokyo, Japan
1994Frederick Spratt Gallery, San Jose, California
 San Jose Museum of Art, San Jose, California
 Gagosian Gallery, New York
1993Building Arts Gallery, Venice, California
 FIAC'93, Galerie Neuendorf, Grand-Palais, Paris, France
1992Robert Miller Gallery, New York
 48 Market Street Gallery, Venice, California
1991John Berggruen Gallery, San Francisco, California
1990Mixografia Gallery, Los Angeles
 Robert Miller Gallery, New York
 Galerie Neuendorf, Frankfurt, Germany
 Galerie Fahnenmann, Berlin, Germany
 Earl McGrath Gallery, Los Angeles
 48 Market Street, Venice, California
1989Robert Miller Gallery, New York
1988Los Angeles, County Museum of Art, Los Angeles
198548 Market Street, Fragments Exhibition, Venice, California
1984Gemini G.E.L., Los Angeles
 ARCO Center for Visual Arts, Los Angeles
1982Norton Gallery and School of Art, West Palm Beach, Florida
 Museum of Fine Arts, Houston, Texas
 Joslyn Art Center, Omaha, Nebraska
 Des Moines Art Center, Des Moines, Iowa
 San Francisco Museum of Modern Art, San Francisco, California
 Robert Miller Gallery, New York
1981Los Angeles County Museum of Art, Los Angeles
 Dorothy Rosenthal Gallery, Chicago, Illinois
 School of Visual Arts, New York
 Walker Art Center, Minneapolis, Minnesota
1980Dorothy Rosenthal Gallery, Chicago, Illinois
1979Galerie Neuendorf, Hamburg, Germany
 Robert Miller Gallery, New York
 Dag Hammarskjold Plaza, New York
1978Los Angeles County Museum of Art, Los Angeles
 Robert Miller Gallery, New York
 Dorothy Rosenthal Gallery, Chicago, Illinois
1977Robert Miller Gallery, New York
 Nicholas Wilder Gallery, Los Angeles
 John Stoller Gallery, Minneapolis, Minnesota
 Dorothy Rosenthal Gallery, Chicago, Illinois
1976Greenberg Gallery, St. Louis, Missouri
 Galerie Neuendorf, Hamburg/Cologne, Germany
 Gimpel Fils, London, England
1975Dorothy Rosenthal Gallery, Chicago, Illinois
 Felicity Samuel Gallery, London, England
 Gimpel & Hanover Galerie, Zurich, Switzerland
 Gimpel & Hanover Galerie, Basel Art Fair
 Nicholas Wilder Gallery, Los Angeles
1974Felicity Samuel Gallery, London, England
 Galerie Zwirner, Cologne, Germany
 Galerie Neuendorf, Hamburg/Cologne, Germany
 Gimpel & Hanover Galerie, Zurich, Switzerland
 Nicholas Wilder Gallery, Los Angeles
 Texas Gallery, Houston, Texas
1972Dallas Museum of Fine Arts, Dallas,Texas
 Galerie Herbert Meyer-Ellinger, Frankfurt, Germany
 Courtney Sale Gallery, Dallas, Texas
1971Kunstverein, Hamburg, Germany
 Sonnabend Gallery, New York
1970Galerie Mollenhoff, Cologne, Germany
 Galerie Neuendorf, Hamburg/Cologne, Germany
 Galerie Rene Block, Berlin, Germany
 Whitechapel Gallery, London, England
1969Kornblee Gallery, New York
 Nicholas Wilder Gallery, Los Angeles
1968Galerie Neuendorf, Hamburg/Cologne, Germany
 Galerie Zwirner, Cologne, Germany
 Kornblee Gallery, New York
1967aGalerie Thelen, Essen, Germany
 Nicholas Wilder Gallery, Los Angeles
1966Nicholas Wilder Gallery, Los Angeles
1964Lanyon Gallery, Palo Alto, California