Marta Zaraska, “Meathooked: The History and Science of our 2.5-Million-Year Obsession with Meat” (Basic Books, 2016)

Here in the U.S. we’ve just celebrated the Fourth of July, with its parades, fireworks, and, of course, cook-outs. If you’re like me, the smell of a grilling burger can make you salivate from across the yard. I feel like Pavlov’s dog whenever it happens, and that includes the seven...

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