The Justice Society of America (JSA) is a superhero team appearing in American comic books published by DC Comics. It was conceived by editor Sheldon Mayer and writer Gardner Fox during the Golden Age of Comic Books. It first appeared in All Star Comics #3 (Winter 1940–1941), making it the first team of superheroes in comic books. Its original members were Doctor Fate, Hourman, the Spectre, Sandman, Atom, the Flash, Green Lantern and Hawkman.