What Your Playlist Reveals about Your Personality Guest: David M. Greenberg, psychologist and musician, University of Cambridge and the City University of New York How music preferences can reflect your personality, such as how empathetic or extraverted a person you are. Does Acting Change Your Brain? Guest: Christian Jarrett, Senior Editor, "Aeon," covering psychology, mental health, philosophy; author, "Great Myths of the Brain" and "The Rough Guide to Psychology" Our personalities seem to change by association with people around us. Actors may find they have a hard time shaking off the personality of the character they're playing. Can these changes be permanent? Is personality really a thing we can measure anyway? Are Polymaths Extinct? Guest: Waqas Ahmed, author, “The Polymath: Unlocking the Power of Human Versatility” Education and work is highly specialized today. Does that mean there's no room for a da Vinci or a Benjamin Franklin anymore? How we can better encourage someone with expertise in diverse fields.