Who is best known for his work in alternate history, John Irving or Harry Turtledove?
John Irving: John Winslow Irving (born John Wallace Blunt, Jr. on March 2, 1942) is an American novelist and screenwriter. Harry Turtledove: Harry Norman Turtledove (born June 14, 1949) is an American novelist, best known for his work in the genres of alternate history, historical fiction, fantasy, and science fiction.
Harry Norman Turtledove