from Wikipedia:
Samuel Ray Delany, Jr., also known as "Chip"[1] (born April 1, 1942) is an author, professor and literary critic. His work includes a number of novels, many in the science fiction genre, as well as memoir, criticism, and essays on sexuality and society.
His science fiction novels include Babel-17, The Einstein Intersection (winners of the Nebula Award for 1966[2] and 1967[3] respectively), Nova, Dhalgren, and the Return to Nevèrÿon series. After winning four Nebula awards and two Hugo awards over the course of his career, Delany was inducted into the Science Fiction Hall of Fame in 2002. Between 1988 and 1999 he was a professor of comparative literature at the University of Massachusetts Amherst. Between 1999 and 2000 he was a professor of English at SUNY Buffalo. Since January 2001 he has been a professor of English and Creative Writing at Temple University in Philadelphia, where he is Director of the Graduate Creative Writing Program.