

The most important pseudonyms which Silverberg used exclusively were Calvin M Knox and David Osborne he also wrote sf as Calvin Aaargh (see Science-Fiction Five-Yearly), T D Bethlen, Dirk Clinton, Dan Elliot, Ivar Jorgenson (a variant spelling of the floating pseudonym Ivar Jorgensen), Dan Malcolm, Webber Martin, Alex Merriman, George Osborne, Eric Rodman, Hall Thornton and Richard F Watson. For part of this time Randall Garrett was a partner in this "fiction factory" they wrote in collaboration as Robert Randall, Gordon Aghill and Ralph Burke (Silverberg also used the Burke pseudonym on solo work).

He worked for the Ziff-Davis stable, producing wordage at assembly-line speed for Amazing Stories and Fantastic, and was a prolific contributor to such magazines as Science Fiction Adventures and Super-Science Fiction, using many different names. By 1956 he had begun to publish prolifically – forty-nine sf stories in that year alone, work whose obvious quality immediately won him a Hugo as Most Promising New Author – and continued to specialize in the Genre SF that had shaped him for three more years. He began to write while studying for his BA at Columbia University, where he continued an involvement in sf Fandom his first professionally published story was "Gorgon Planet" for Nebula in February 1954, though his first actual sale was "The Sacred River" for Lilith Lorraine's little magazine The Avalonian in 1952 his first novel, a Young Adult tale, was Revolt on Alpha C ( 1955). (1935- ) US editor and author, extremely prolific writer of more than one hundred sf books, a large number of nonfiction books (not always under his own name) and a great deal of other work, including an estimated two hundred erotic novels as by Don Elliott and other undisclosed pseudonyms he has also edited or co-edited more than seventy anthologies.
