Jerome Siegel (October 17, 1914 – January 28, 1996) was an American comic book writer. He is the co-creator of Superman, in collaboration with his friend Joe Shuster, published by DC Comics. They also created Doctor Occult, who was later featured in The Books of Magic. Siegel and Shuster were inducted into the comic book industry's Will Eisner Comic Book Hall of Fame in 1992 and the Jack Kirby Hall of Fame in 1993. With Bernard Baily, Siegel also co-created the long-running DC character The Spectre. Siegel created ten of the earliest members of the Legion of Super-Heroes, one of DC's most popular team books, which is set in the 30th Century. Siegel also used pseudonyms including Joe Carter and Jerry Ess.

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