Tarthang Tulku is a Tibetan Buddhist teacher, scholar, and founder of Dharma Publishing, the Nyingma Institute, and numerous educational and cultural organizations dedicated to preserving Tibetan knowledge traditions. Since arriving in the United States in 1969, he has introduced generations of readers and practitioners to meditation, Kum Nye relaxation, contemplative psychology, and personal transformation. His books have become classics in the fields of mindfulness, meditation, and spiritual development.