Henry HasseHenry Louis Hasse (February 7, 1913 – May 20, 1977) was a science fiction author and fan from the United States. He is best known as the co-author of Ray Bradbury's first professionally published tale, "Pendulum," which appeared in Super Science Stores in November 1941. Hasse and Bradbury collaborated on two more stories, "Gabriel's Horn" (1943) and "Final Victim" (1946). "He Who Shrank" by Hasse is included in both the classic 1946 collection Adventures in Time and Space, edited by Raymond J. Healy and J. Francis McComas, and Isaac Asimov's account of 1930s science fiction Before the Golden Age. Read More Read Less