Leo Dorfman

Leo Dorfman (February 17, 1914 – July 9, 1974) (also credited as Geoff Brown and David George) was an American writer of comic books throughout the Silver Age. Although the majority of his work was for DC Comics, he also wrote for Dell Comics and Gold Key Comics.

Description above from the Wikipedia article Leo Dorfman, licensed under CC-BY-SA, full list of contributors on Wikipedia.