Dozois mostly wrote short stories. He won the Nebula Award for best short story twice: once for "The Peacemaker" in 1983, and again for "Morning Child" in 1984. His short fiction has been collected in "The Visible Man" (1977), "Geodesic Dreams" (a best-of collection), "Slow Dancing through Time" (1990, with other authors), and "Strange Days" (2001, another best-of collection). He wrote fewer novels. He wrote one novel by himself, "Strangers" (1978). He wrote, "Nightmare Blue" (1977) with George Alec Effinger. Dozois also wrote "Hunter's Run" (2008) with George R. R. Martin and Daniel Abraham. After he became editor of "Asimov's", Dozois wrote less fiction. Later, he began writing more. His 2006 novelette "Counterfactual" won the Sidewise Award for best alternate-history short story. Dozois also agreed to write short fiction reviews for "Locus".