| EXHIBITIONS |
| 2013 |
 Sous influences, products psychtropic – la Maison Rouge, Paris |
| 2012 |
 Visionaries – QCC Art Gallery (City University of NY) |
| 2012 |
 The Society for Art of Imagination – Fantastic & Visionary Art, Vienna |
| 2011 |
 Psychedelic, Visionary and Optical Art – Telfair Museum (Spring) |
| 2010 |
 Psychedelic, Visionary and Optical Art – Memorial Art Gallery, University of Rochester |
| 2010 |
 Psychedelic, Visionary and Optical Art – San Antonio Museum |
| 2008 |
 “Sacred Art” – Haus der Kunst, Munich |
| 2008 |
 “Sacred Art” – Centre Pompidou, Paris |
| 2007 |
 “Summer of Love” – Whitney Museum, NY |
| 2006 |
 “Summer of Love” – Weiner Kunsthall |
| 2005 |
 “Summer of Love” – Schirn Kunsthall, Frankfurt |
| 2005 |
 “Summer of Love” – Tate Gallery, Liverpool |
| 2004 |
 Illustration to Curators essay – Whitney Biennial |
| 2002 |
 Vorpal Gallery – San Francisco, California |
| 1984 |
 Kampo Cultural Center – Kyoto, Japan, New Painting NY USA-Japan Cultural Exchange |
| 1982 |
 Graham Gallery – “New York Visionaries” New York |
| 1982 |
 Omni Magazine Exhibition – Space Art Chicago, Illinois |
| 1979 |
 Quantum Gallery – New York City |
| 1976 |
 Shidoni Sculpture Exhibition – Santa Fe, New Mexico |
| 1976 |
 Astral Landscapes, one man show – Dworkin Gallery |
| 1975 |
 Group Show, Visionary Art – Dworkin Gallery |
| 1972 |
 Galerie McGwire – Vienna, Austria |
| 1971 |
 Whitney Museum – New York (experimental video project) |
| 1971 |
 “Drawing Masters of the 20th Century” – Tate Gallery, London |
| 1971 |
 “New Directions” – Cologne Museum |
| 1970 |
 Galerie Bischofberger – Zurich, Switzerland |
| 1969 |
 Easthampton Gallery – New York City |
| 1968 |
 Galerie Bischofberger – Zurich, Switzerland |
| 1967 |
 Easthampton Gallery – New York City |
| 1967 |
 Galerie Bischofberger – Zurich, Switzerland |
| 1965 |
 First show of Psychedelic Art in the world – CODA Gallery, NYC (Owned by Isaac Abrams) |