Rollin Rachele’s Overtone Singing Study Guide presents an effective method for learning and understanding the art of overtone singing. This step-by-step, easy-to-use self study guide provides an exceptional theoretical and practical foundation for absolute beginners, and a broad range of exercises (clearly demonstrated on the accompanying CD) for those already acquainted with the basic techniques of overtone singing. With this foundation, the student will be prepared to explore the meditative and healing potentials of these amazing sounds.