In the less than eight decades since Superman's debut in 1938, comic book superheroes have become an indispensable part of American society and the nation's dominant mythology. They represent America's hopes, dreams, fears, and needs. As a form of popular literature, superhero narratives have closely mirrored trends and events in the nation. This study views American history from 1938 to 2010 through the lens of superhero comics, revealing the spandex-clad guardians to be not only fictional characters but barometers of the place and time in which they reside. Instructors considering this book for use in a course may request an examination copy here.