John David Sparks began his metaphysical studies in 1972. He works as a teacher, healer, and writer, traveling nationally and internationally to share his expanded vision of Reiki ...voir plusJohn David Sparks began his metaphysical studies in 1972. He works as a teacher, healer, and writer, traveling nationally and internationally to share his expanded vision of Reiki as a life path. In 1994, he opened Insight Awareness, a holistic healing center near Chicago, where he continues to teach today.voir moins