Nicholas Perricone, M.D., is the #1 New York Times bestselling author of The Perricone Weight-Loss Diet, The Wrinkle Cure, The Perricone Prescription, and The Perricone Promise. He is a board-certified dermatologist, award-winning inventor, research scientist, and internationally renowned anti-aging expert. He is the focus of a series of award-winning PBS specials, and a popular guest on Oprah, Today, 20/20, Good Morning America, and Larry King Live, among many other programs. He is currently adjunct professor of medicine at Michigan State University's College of Human Medicine. Visit the author's website at www.nvperriconemd.com.