From today's Wall Street Journal, a history of how we all got duped by bad science. If you can convince people that something normal - like eating bacon and eggs for breakfast - is an important (cognitive) risk, you can launch a multi-billion dollar industry to replace it. NYT also reports that the fat is not in the fat.
WSJ: "Butter and lard had long been staples of the American pantry until Crisco, introduced in 1911, became the first vegetable-based fat to win wide acceptance in U.S. kitchens. Then came margarines made from vegetable oil and then just plain vegetable oil in bottles.... All of these got a boost from the American Heart Association—which Procter & Gamble, the maker of Crisco oil, coincidentally helped launch as a national organization."
NYT: “My take on this would be that it’s not saturated fat that we should worry about” in our diets, said Dr. Rajiv Chowdhury, the lead author of the new study and a cardiovascular epidemiologist in the department of public health and primary care at Cambridge University..