On The Gist, Maria Konnikova of the New Yorker examines the benefits of eating the "Paleo" diet for a game we call "Is That Bulls--t?" She's the author of The Confidence Game. For the Spiel, can Sarah Palin see syntax from her speech? Today's sponsor: Harry's, the shaving company that offers German-engineered blades, well-designed handles, and shipping right to your door. Visit Harrys.com for $5 off your first purchase with the promo code THEGIST. Join Slate Plus! Members get bonus segments, exclusive member-only podcasts, and more. Sign up for a free trial today at slate.com/gistplus.

Learn more about your ad choices. Visit podcastchoices.com/adchoices

Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.