In the 1950s, America declared war on the comic book. People feared that they’d turn children into hardened criminals, and so opponents burned them in large piles, states banned them, and the U.S. Senate investigated their dangers. The man leading the charge was a psychologist named Fredric Wertham, whose research fueled people’s fears. In this episode, we take a close look at Wertham to ask: How does someone come to yield so much cultural influence? And how should the rest of us react?