In 1939, Price published Nutrition and Physical Degeneration, a 500-page doorstop of data collected during his travels. It was “a masterpiece of research,” according to the Canadian Medical Association Journal. Earnest Hooton called it one of the “epochal pieces of research.” But others hated it, and vehemently disagreed with Price’s conclusions. It wasn’t Price’s facts and figures, or even his dietary advice that made them bristle.

