Gilles Marin is founder and director of the Chi Nei Tsang Institute (www.chineitsang.com). He studied Traditional Chinese Medicine with Dr. Stephen T. Chang and Taoist disciplines with Master Mantak Chia, and is certified by Master Chia to teach the International Healing Tao System and Chi Nei Tsang. Marin is the author of Healing from Within with Chi Nei Tsang. He lives in Richmond, California.