Teatro Bellini, Naples, Italy, April 2022. (Sponsored by L’Associazione culturale Astrea Sentimenti di Giustiza).

Cassero LGBQT+ Center, Bologna, Italy, April 2022.

Circolo artistico di Arezzo, Arezzo, Italy, March 2022.

Imago Museum, Pescara, Italy, March 2022.

Scuola Holden (Holden School of Creative Writing), Master Class, Turin, Italy, March 2022.

Progetti Giovanni, Auditorio San Gaetano, Padova, Italy, March 2022.

Italian Cultural Institute of New York, New York City, 2015 (Italian Food and Cooking).

Instituto Gulbenkian de Ciência, Lisbon, Portugal, 2012 (Alan Turing).

Middlebury College, Middlebury, Vermont, 2009 (Alan Turing).

Sarasota News and Books Series, Asolo Theater, Sarasota, Florida, 2009.

Cornell University, Ithaca, New York, 2007 (Ramanujan).

The Center for Fiction, Mercantile Library, New York City, 2007 (with Edmund White).

Wabash College, Crawfordsville, Indiana, 2006 (Brokeback Mountain).

Bonnie and Vern Bullough Academic Convocation Address, Buffalo State College, Buffalo, New York, 2006 (Alan Turing).

Department of Romance Languages and Literatures, Harvard University, Cambridge, Massachusetts, 2004 (“Barcelona and Modernity”).

Larry Kramer Initiative for Gay and Lesbian Studies, Yale University, New Haven, Connecticut, 2003 (Gore Vidal).

Yale Daily News, New Haven, Connecticut, 2003 (Fiction and Journalism).

Woodruff Arts Center, Atlanta, Georgia, 2002 (with Edmund White).

The New York Times, New York City, 2000 (Gay and Lesbian Literature).

Author’s Guild, New York City, 1998 (“Whose Life Is It Anyway?”).

Time-Warner, New York City, 1992 (Arthur Ashe and Mathilde Krim on AIDS).

New York Public Library, New York City, 1990.

PEN American Center, New York City, 1989 (AIDS and Journalism).