| 2005 | Caterpillar's Conundrum, Tampa Gallery of Photographic Arts, Tampa, FL. |
| 1997 | Lemberg Gallery, Birmingham, MI. |
| 1996 | Barry Fellman Fine Arts, Miami, FL. |
| Bernard Toale Gallery, Boston, MA. | |
| 1995 | Cristinerose Gallery, New York, NY. |
| 1994 | New Lamps for Old, The Grey Art Gallery, New York, NY, a 10-year survey exhibition with catalog, curated by Thomas W. Sokolowski. |
| Lemberg Gallery, Birmingham, MI. | |
| 1993 | Particles, P.P.O.W Gallery, New York, NY. |
| 1990 | Are We Not Men, P.P.O.W Gallery, New York, NY. |
| 1989 | Artifice and Artifact, P.P.O.W Gallery, New York, NY. |
| 1987 | P.P.O.W Gallery, New York, NY. |
| 1984 | Molotov Gallery, Vienna, Austria. |
| Galerie Gaston/Nelson, Lyon, France. | |
| 1979 | Yarlow/Salzman Gallery, Toronto, Canada. |
| The Todd Watts Portfolio, a traveling exhibition organized by the Glenbow Museum. | |
| The New Gallery, Cleveland, OH. | |
| The Glenbow Museum, Calgary, Alberta, Canada. | |
| 1978 | Willard Gallery, New York, NY. |
| 1977 | Prints on Prince Street Gallery, New York, NY. |
| 2008 | Divergence, Landing Gallery, Rockland, ME. |
| 2007 | Flowers Reveled, Susan Maasch Fine Art, Portland, ME. |
| Urban Landscapes, Susan Maasch Fine Art, Portland, ME. | |
| 2005 | The Collection Dancing Bear, Meetings of Photography, Arles, France. |
| 2000 | Particle Accelerators: at the Intersection of Photography, Science and Technology, Photographic Resource Center, Boston, MA. |
| 1999 | Ghost in the Shell: Photography and the Human Soul, 1850-2000, Los Angeles County Museum of Art, Los Angeles, CA, with catalog, curated by Robert Sobieszek. |
| Phenomena: The Poetics of Science, The Friends of Photography, Ansel Adams Center for Photography, San Francisco, CA. | |
| 1997 | Scientia Artifex, Museum of Contemporary Photography, Columbia College, Chicago, IL. |
| Oceans and Galaxies, Karen McCready Fine Arts, New York, NY. | |
| 1996 | Lemberg Gallery, Birmingham, MI. |
| Delirium, Ricco/Maresca Gallery, New York, NY, curated by W.M. Hunt. | |
| Natural Spectacles, David Winston Bell Gallery, Brown University, Providence, RI. | |
| Champions of Modernism: Art of Tomorrow / Art of Today, Castle Gallery, College of New Rochelle, NY, traveling exhibition with catalog, organized by D. Dominick Lombardi and Steven P. Lowy. | |
| 1995 | The McKinney Avenue Contempory, The MAC, Dallas, TX. |
| Bloom, Cristinerose Gallery, New York, NY. | |
| P.P.O.W Gallery, New York, NY. | |
| 1994 | Allez les Filles Gallery, Columbus, OH. |
| 1993 | Mirror / Mirror, The Center for Photography at Woodstock, NY. |
| 1992 | Annina Nosei Gallery, New York, NY. |
| Point of View: Landscapes from the Addison Collection, Addison Gallery of American Art, Andover, MA. | |
| 1991 | P.P.O.W Gallery, New York, NY. |
| The Art Institute of Chicago, Chicago, IL, organized by David Ruttenberg. | |
| 1990 | Assembled, University Art Galleries, Wright State University, Dayton, OH. |
| Some Great Prints, Harcus Gallery, Boston, MA. | |
| 1989 | P.P.O.W Gallery, New York, NY. |
| Abstraction in Photography, Zabriskie Gallery, New York, NY. | |
| The Photography of Invention: American Pictures of the 1980's, National Museum of American Art, Smithsonian Institution, Washington, DC, Museum of Contemporary Art, Chicago, IL and the Walker Arts Center, Minneapolis, MN, traveling exhibition with catalog, organized by Joshua P. Smith and Merry A. Foresta. | |
| The Dark Sublime: Art at the End of Our Century, Scott Alan Gallery, New York, NY, curated by Suzaan Boetteger. | |
| Departures: Photography 1924-1989, Hirschl & Adler Modern, New York, NY. (Traveling exhibition in 1990.) | |
| 1988 | Altered States, Kent Fine Art, Inc., New York, NY, organized by Rosetta Brooks. |
| New York Now, traveling to Gallerie Oslo, Norrköping Konstmuseum, Göteborgs Konsthall, Sundsvalls Museum, and Södertälje Konsthall, Sweden. | |
| Sewall Gallery, Rice University, Houston, TX, traveling exhibition. | |
| Black and White, Lintas, New York, NY, organized by Margaret Matthews-Berenson. | |
| 1987 | Beyond the Image, First Street Forum, St. Louis, Missouri. |
| Portrayals, traveling exhibition, International Center of Photography, Midtown, New York, NY. | |
| Poetic Imagery: The Surreal Legacy in Contemporary Photography, Alternative Museum, New York, NY, with catalog. | |
| Herron Gallery, Herron School of Art, Indianapolis, IN, traveling exhibition. | |
| Small Wonders, Barry Whistler Gallery, Dallas, TX. | |
| 1986 | New Acquisitions, Bibliothèque Nationale, Paris, France. |
| 50th Anniversary Exhibition, Willard Gallery, New York, NY. | |
| Addison Gallery of American Art, Andover, MA. | |
| 1985 | New Acquisitions, Musée St. Pierre, Lyon, France, with catalog. |
| Parasol Gallery, Sag Harbor, NY. | |
| New Acquisitions, The Brooklyn Museum, Brooklyn, NY. | |
| Situations, Willard Gallery, New York, NY. | |
| New Acquisitions, The New York Public Library, New York, NY. | |
| Real Surreal, Lorence Monk Gallery, New York, NY. | |
| 1984 | New Images in Photography, The Visual Arts Museum, New York, NY, organized by Diane Waldman. |
| The Art Gallery of Ontario, Canada. | |
| Willard Gallery, New York, NY. | |
| Yarlow/Salzman Gallery, Toronto, Canada. | |
| Martina Hamilton Gallery, New York, NY. | |
| 1983 | P.P.O.W Gallery, New York, NY. |
| Willard Gallery, New York, NY. | |
| Issues and Trends in Modern Art, Fay Gold Gallery, Atlanta, GA, organized by Mianni Johnson. | |
| Martina Hamilton Gallery, New York, NY. | |
| 1979 | American Portraits of the '60s and '70s, Aspen Center for the Visual Arts, Aspen, CO, with catalog. |
| 1977 | Gallery Ariadne, New York, NY. |
| 1971 | 112 Greene Street Gallery, New York, NY, curated by Richard VanBuren. |