Feinman is truly a brilliant mind and an excellent writer. The World Turned Upside Down gives you an opportunity to read the entertaining and scientifically accurate insights and observations of an important contributor to the nutrition scene. -- Jeff S.Volek "Professor, Department of Human Sciences, Ohio State University" Feinman combines a unique perspective with the experienced eye of a scientist. He's had a front-row seat to developments in the field of carbohydrates and metabolism over the past decades, which has given him key insights into the latest research. -- Nina Teicholz "author of the best-selling The Big Fat Surprise"