Jonathan Weinberg, presenting his paper "Lost and Found: Searching for the Lesbian and Gay Presence in the Archives of American Art" on January 29, 2011 at the Smithsonian's National Portrait Gallery. His presentation was part of the scholarly symposium "Addressing (and Redressing) the Silence: New Scholarship in Sexuality and American Art" which presented papers from 11 scholars in the fields of art, art history, performance art, and social history. This symposium was presented in conjunction with the exhibition "Hide/Seek: Difference and Desire in American Portraiture." Jonathan Weinberg is a painter and author of several books, including Male Desire: The Homoerotic in American Art and Ambition and Love in Modern American Art. He is a visiting critic at the Yale University Art School and the Rhode Island School of Design. He is recipient of the 2002 Guggenheim Fellowship and a 2009 grant from the Creative Capital/Andy Warhol Foundation.