Comic book collecting the popularity of superhero characters Superman, Batman, and Captain Marvel. Since the 1960s, two publishers have dominated the American comic book industry: Marvel Comics, publisher of such comics as "Spider-Man", "X-Men", and "Fantastic Four", and DC Comics, which publishes titles such as "Superman", "Batman", and "Wonder Woman". Other large non-manga publishers include Image Comics, IDW, and Dark Horse Comics. As comic books regained their popularity in the 1960s during the boom of the Silver Age, fans organized comic book conventions, where they could meet to discuss their favorite comics with each other and eventually with the creators themselves. , numerous
Superhero fiction detective the Clock, who debuted in Centaur Publications' "Funny Pages" #6 (Nov. 1936). Historians point to the first appearance of Superman, created by Jerome "Jerry" Siegel and designed by Joseph "Joe" Shuster, in "Action Comics" #1 (June 1938) as the debut of the comic-book archetype of the superhero. Outside the American comics industry, superpowered, costumed heroes such as Ōgon Bat (1931) and the (1930s), were visualized in painted panels used by kamishibai oral storytellers in Japan. In 1938, writer Jerry Siegel and artist Joe Shuster, who had previously worked in pulp science fiction magazines, introduced Superman. (Siegel, as the writer,