Sunday Routine: How Stephen J. Dubner, of…

Stephen J. Dubner, the co-author of the best-selling book "Freakonomics," is also the host of the public radio show "Freakonomics Radio" as well as the podcast "Tell Me Something I Don't Know." The latter, a brainy game show, has a dedicated fact checker, and features guests who discuss their knowledge of niche subjects like the origin of seltzer or robotic fish.