<p>Why do dumb ideas keep popping up like weeds? Why do people embrace them despite mountains of evidence they don't work and huge piles of bodies left in their wake? Are they true believers or just grifters? And should 15-Minute History rebrand itself into "fifteen minutes of rage-bait"?</p><p>Join us each Thursday for Pop Quizzes and Sketches in History, and let us know your thoughts in the comments below.</p>
