[1][2] Katz was an associate professor in the Art History Department at the State University of New York at Stony Brook, where he also taught queer studies.

[2] He was the first artistic director of the National Queer Arts Festival in San Francisco and has published widely in the United States and Europe.

[2] His forthcoming book, The Homosexualization of American Art: Jasper Johns, Robert Rauschenberg and the Collective Closet, will be published by the University of Chicago Press.

[2] An internationally recognized expert in queer postwar American art, Katz has recently published "Jasper Johns' Alley Oop: On Comic Strips and Camouflage" in Schwule Bildwelten im 20.

[3] Katz was co-curator with David C. Ward and Jenn Sichel of the exhibition "Hide/Seek: Difference and Desire in American Portraiture" at the National Portrait Gallery, Washington.