Steven Pratt, M.D., is the author of the New York Times bestseller SuperFoodsRx and, along with his colleague, Dr. Hugh Greenway, he is responsible for all the science behind the SuperFoodsRx brand now ubiquitous in grocery stores. He is a world-renowned authority on the role of nutrition and lifestyle in preventing disease and optimizing health. Dr. Pratt is a nutritional consultant to top athletes, a senior staff member at Scripps Memorial Hospital in La Jolla, California, and he lectures around the world.