Carlos Basualdo is Curator of Contemporary Art at the Philadelphia Museum of Art and Adjunct Professor at the IUAV University in Venice, Italy. He curated "Notations/William Kentridge: Tapestries," at the Philadelphia Museum and "Tropicália: A Revolution in Brazilian Culture" at the Bronx Museum of the Arts in 2007.

Lauren Cornell is Executive Director of Rhizome and Adjunct Curator at the New Museum of Contemporary Art. At Rhizome, she oversees and develops the organization's programs, all of which serve to promote emerging forms of media art.

Miwon Kwon is Associate Professor in the Art History Department at the University of California, Los Angeles. She also teaches in the MFA Program in Visual Art at Vermont College of Fine Arts. She is the author of One Place After Another: Site-Specific Art and Locational Identity (MIT Press, 2002).

Thomas Lawson is Dean of the School of Art at the California Institute of the Arts and an editor of Afterall. His paintings have been exhibited at Metro Pictures in New York and Anthony Reynolds Gallery in London. His essays have appeared in such journals as Artforum, Art in America, Flash Art, frieze, and October.

Ann Reynolds is Associate Professor in the Department of Art and Art History and the Center for Women's and Gender Studies at the University of Texas at Austin. Her recent publications include Robert Smithson: Learning From New Jersey and Elsewhere (MIT Press, 2003).

Katy Siegel is Associate Professor of Art History and Art Criticism at Hunter College, CUNY, and a contributing editor of Artforum. Co-author of Art Works: Money (Thames & Hudson, 2004), she has written numerous essays and articles on modern and contemporary art.

Julia Bryan-Wilson is Assistant Professor of Contemporary Art and Visual Studies at the University of California, Irvine. Her writing has appeared in Artforum, Art Journal, Bookforum, Camera Obscura, frieze, Modern Painters, and Oxford Art Journal. Her book Art Workers: Radical Practice in the Vietnam War Era is forthcoming from University of California Press.

Phong Bui is co-founder, editor, and publisher of The Brooklyn Rail and The Brooklyn Rail/ Black Square Editions and Curatorial Advisor at P.S.1 Contemporary Art Center, an affiliate of the MoMA. He also exhibits widely and has won numerous awards as a visual artist.

Lauren Cornell (see above).

Douglas Fogle is Curator of Contemporary Art at the Carnegie Museum of Art in Pittsburgh and is organizing "Life on Mars," the 55th Carnegie International, opening this May. He has written extensively for Artforum, frieze, Flash Art, and Parkett.

Thomas Lawson (see above).

Tom McDonough is Associate Professor of Art History at Binghamton University and an editor at Grey Room. The author of The Beautiful Language of My Century: Reinventing the Language of Contestation in Postwar France, 1945-1968 (October Books/MIT Press, 2007), he is currently working on an anthology of Situationist writings on architecture and the city (Verso, forthcoming).

Christopher Phillips is a curator at the International Center of Photography, where he has organized numerous exhibitions, including "Between Past and Future: New Photography and Video from China" (2004). He is a former senior editor at Art in America and a widely published critic and photography historian.

Franklin Sirmans is Curator of Modern and Contemporary Art at The Menil Collection in Houston. A former U.S. editor of Flash Art and Editor-in-Chief of Art AsiaPacific, his writing has also appeared in The New York Times, Newsweek International, Art in America, ArtNews, Grand Street, and Essence Magazine.

Alice Thorson has served as the art critic for the Kansas City Star since 1991 and was managing editor of the New Art Examiner from1982-1989. She has also published articles on art in numerous national publications and regularly contributes reviews of Kansas City art to Art in America.

Susan Yelavich is Assistant Professor in the Art and Design Studies Department at Parsons The New School for Design and a fellow of the American Academy in Rome. A regular columnist and contributing editor for I.D. Magazine, she is the author of Contemporary World Interiors (Phaidon, 2007) and Pentagram Profile (Phaidon, 2006).