On The Gist, Mike asks Maria Konnikova of the New Yorker about her beef with the World Health Organization. Their recent headlines draw attention to a link between processed meats and cancer risk. Is that bulls--t? Maria's new book The Confidence Game is now available for preorder. For the Spiel, the common core's big PR problem. Today's sponsors: RealtyShares. With RealtyShares, you can invest in professionally vetted residential and commercial real estate projects across the United States. Browse all the investments at no cost once you're qualified, invest as little as $1,000 per transaction, and diversify your portfolio by visiting RealtyShares.com/gist. Stamps.com, where you can buy and print official U.S. postage right from your desk using your own computer and printer. Use the promo code THEGIST to get a no-risk trial and a $110 bonus offer. Join Slate Plus! Members get bonus segments, exclusive member-only podcasts, and more. Sign up for a free trial today at slate.com/gistplus.

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