Stephen CoMaster Stephen Co is a personal student of Grandmaster Choa Kok Sui and one of only two Certified Master Pranic Healers in the world. He is a senior instructor at the World Pranic Healing Organization and has taught thousands of people throughout the world, including the United States, Asia, and Europe. He is the author of The Power of Prana (Sounds True, 2011) and Your Hands Can Heal You (Free Press, 2003). Read More Read Less