Who has also been an editor, William A. Seiter or Mitch Anderson?
William A. Seiter William A. Seiter (June 10, 1890 – July 26, 1964) was an American film director.
Poul Anderson Poul William Anderson (November 25, 1926 – July 31, 2001) was an American science fiction author who began his career during the Golden Age of the genre and continued to write and remain popular into the 21st century. Anderson also authored several works of fantasy, historical novels, and a prodigious number of short stories. He received numerous awards for his writing, including seven Hugo Awards and three Nebula Awards.