Have you ever gotten pain relief from a placebo? Placebos, chemically inert pills, injections, even surgeries, relieve pain, ease suffering, and improve health even when the patient knows they're not getting "real" medicine. New research opens a window as to how and why that happens. Inspired by a recent New York Times Magazine article, Chicago Brain Buddies, comedian Aaron Freeman & University of Chicago Neuroscience professor and Coursera MOOC star, Peggy Mason, Peggy is still in Paris, France this week, merrily joke about and chat up placebo biology.