JOSEPH PIZZORNO, N.D., is one of the world’s leading authorities on science-based natural/integrative medicine. He founded and served twenty-two years as president of Bastyr University, the country’s first and largest fully accredited university of natural medicine. He is the coauthor of The Encyclopedia of Natural Medicine (over two million copies sold) and Textbook of Natural Medicine. He is a founder and board member of the Institute for Functional Medicine and founder and editor in chief of Integrative Medicine: A Clinician’s Journal, the leading peer-reviewed journal in integrative medicine. He travels world-wide, consulting, lecturing, and promoting science-based natural medicine