Thomas Waugh is Professor of Film Studies at the Mel Hoppenheim School of Cinema at Concordia University. In addition to his many published articles and reviews, he is the author of Hard to Imagine: Gay Male Eroticism in Photography and Film from Their Beginnings to Stonewall. John Greyson is a prizewinning filmmaker whose work includes the features Urinal, Zero Patience, Lilies, and Uncut, as well as numerous short videos.