On October 21st, I spoke at the Harvard Food Law Society's TEDx conference, Forum on Food Policy. The conference kicked off with three talks on nutrition, by Drs. Walter Willett, David Ludwig and myself. My talk is only 17 minutes long as per TED format, but it's packed with research on both quantitative and qualitative changes in the US diet over the last two centuries. It contains surprises for almost anyone, and I can guarantee you've never learned this much about the history of the US diet in 17 minutes. The talk was titled "The American Diet: a Historical Perspective"; you can access it by following that link.
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