1940s in comics #20. Batman #1, Cover dated Spring, 1940 introduced The Joker and Catwoman known simply as "The Cat". Created by Bob Kane and Bill Finger Wonder Woman, created by William Moulton Marston, first appears in "All Star Comics" #8. She is among the first and most famous comic book superheroines. Stan Lee becomes editor-in-chief at Timely Comics. "Adventures of Captain Marvel", a twelve-chapter film serial adapted from the popular Captain Marvel comic book character for Republic Pictures, debuts. It was the first film adaptation of a comic book superhero. Archie Andrews, created by Bob Montana first appears in "Pep Comics" #22,
American comic book tropes North America. There are many definitions of a superhero, and the subject is debated by scholars and industry professionals. Peter Coogan identifies influences to comic book superheroes in the form of super-strong comic strip characters, pulp heroes, masked vigilantes dubbed "mystery men", and precursors, who lack specific elements of modern superhero convention. According to Coogan, Superman is the first character to bring together all of the necessary elements. Coogan defines the superhero as "a heroic character with a selfless, pro-social mission" who has powers, a codename, colorful costume, and usually a secret identity. American comic books can be sold through