Timothy McCall, MD is a board-certified internist, and the author of two books, including Yoga as Medicine: The Yogic Prescription for Health and Healing (Bantam). He practiced medicine for more than 10 years in the Boston area before devoting himself full-time to investigating and teaching yoga therapy. He is the founder/director of Yoga As Medicine seminars and teacher trainings and the co-director, alongside his wife Eliana, of the Simply Yoga Institute, a yoga therapy center in Summit, New Jersey. Timothy has traveled extensively, studying with many of the world's leading yoga teachers and yoga therapists including BKS Iyengar, TKV Desikachar, Patricia Walden and Donald Moyer. He has practiced yoga and meditation from various traditions for over 20 years and Tantra for more than a decade. Since 2005, he has studied with a traditional Ayurvedic doctor, Chandukutty Vaidyar in Kerala, India. McCall's articles have appeared in dozens of publications, including the New England Journal of Medicine, JAMA, the Los Angeles Times and the Nation. In 2004-2005, he was a scholar-in-residence at the Kripalu Center for Yoga and Health in Stockbridge, MA. Since 2002, he has been the medical editor of Yoga Journal. He lectures and teaches yoga therapy seminars worldwide.