Hot Rod Empire details Robert E. Petersen's creation of Hot Rod Magazine in the 1940s and the Petersen Publishing empire that grew to the mainstream juggernaut we know today. The end of World War II marked the release of pent-up war-years energy and the desire to live. For many this meant indulging in long-denied purchases, like a new car. For another group, including young vets, it meant a return to car building and...