Host Colin Ellis welcomes health law researcher Timothy Caulfield to talk about the popularity of food and health documentaries and why people should approach them with a dose of scientific skepticism. Caulfield is the author of "The Science of Celebrity ... Or Is Gwyneth Paltrow Wrong About Everything?" Credit for clip from The Game Changers: ReFuel Productions/youtube.com Credit for clip from What the Health: A.U.M Film & Media/youtube.com

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