Were both Harry Turtledove and John Kenneth Galbraith both writers?
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.
Jack Mendelsohn Jack Mendelsohn (November 8, 1926 – January 25, 2017) was an American writer-artist who worked in animation, comic strips and comic books. An Emmy-nominated television comedy writer and story editor, he had numerous credits as a TV scripter, including "Rowan & Martin's Laugh-In", "Three's Company", "The Carol Burnett Show" and "Teenage Mutant Ninja Turtles". Among his work for feature films, he was a co-screenwriter of "Yellow Submarine" (1968). In 2004, the Animation Writers Caucus of the Writers Guild gave him a Lifetime Achievement Award.