Robert Silverberg

Robert Silverberg (born January 15, 1935) is an American author and editor, best known for writing science fiction. He is a multiple winner of both Hugo and Nebula Awards, a member of the Science Fiction and Fantasy Hall of Fame, and a Grand Master of SF. He has attended every Hugo Award ceremony since the inaugural event in 1953.

Especially noted Silverberg works include the novella ''Nightwings'' (1969) and the novels ''Downward to the Earth'' (1970), ''The World Inside'' (1971), ''Dying Inside'' (1972), and ''Lord Valentine's Castle'' (1980; the first of the Majipoor series). Provided by Wikipedia