David Perlmutter, M.D., FACN, is a board-certified neurologist and fellow of the American College of Nutrition. He serves as medical director of the Perlmutter Health Center and the Perlmutter Hyperbaric Center in Naples, Florida and is also an adjunct instructor at the Institute for Functional Medicine. He is the author of three books and numerous journal articles. Dr. Perlmutter has appeared on 20/20, Larry King Live, CNN, Fox News, Fox and Friends, the Today show, The Oprah Show, and The Early Show on CBS.
Alberto Villoldo, Ph.D., has trained as a psychologist and medical anthropologist, and has studied the healing practices of the Amazon and the Andean shamans for more than 25 years. While at San Francisco State University, he founded the Biological Self-Regulation Laboratory to study how the mind creates psychosomatic health and disease. Dr. Villoldo directs The Four Winds Society, where he trains individuals in the U.S. and Europe in the practice of shamanic healing. He directs the Center for Energy Medicine at Los Lobos, Chile, where he investigates and practices the neuroscience of enlightenment.