Book excerpt: Doc Savage is the prototype of the modern fictional superhero. The character exploded onto the scene in 1933, with the Great Depression and the gathering clouds of war as a cultural backdrop. The adventure series is examined in relation to historical events and the changing tastes of readers, with special attention paid to the horror and science fiction elements. The artwork features illustrations, covers, and original art. Chapters cover Doc Savage paperbacks, pulp magazines, comic books, and fanzines, and an appendix offers biographies of all major contributors to the series.