Challenging conventional wisdom on dietary fat. That's today's podcast guest Nina Teicholz. She's read the science, she's read SO much science! Nina is an investigative journalist and author of the International (and New York Times) bestseller, The Big Fat Surprise (Simon & Schuster). The Economist named it #1 science book of 2014, and it was also named a 2014 *Best Book* by the Wall Street Journal, Forbes, Mother Jones, and Library Journal, The Big Fat Surprise has upended the conventional wisdom on dietary fat and challenged the very core of our nutrition policy.  She also was a vegetarian for 25 years.