Samuel R. Delany is a renowned novelist and critic, whose award-winning fiction includes Atlantic: "Three Tales" (1995) and "The Mad Man" (1994), as well as "Babel-17" (1966), " Nova" (1968) and "Dhalgren" (1975). Winner of the William Whitehead Memorial Award for a lifetime's contribution to gay and lesbian literature, he has been a professor of comparative literature at the University of Massachusetts at Amherst for the last decade.