Eisner & Iger was a comic book "packager" that produced comics on demand for publishers entering the new medium during the late-1930s and 1940s period fans and historians call the Golden Age of Comic Books. Many of comic books' most significant creators, including Jack Kirby, entered the field through its doors. Its origin has been recounted by its namesakes, Will Eisner and Jerry Iger, in highly different ways, each given below, in alphabetical order.