Chester L. Tolson, Ph.D., is the executive director of Churches Uniting in Global Mission. Tolson has also served as a senior pastor, a presbytery executive, a denominational fund-raiser, a college teacher, a university administrator, and a television host for the series Facing Life. Tolson received his doctoral degree with a specialty in personal counseling. Dr. Tolson lives in Apple Valley, California Harold G. Koenig, M.D., founded and directs the Center for Study of Religion/Spirituality and Health at Duke University, where he serves on the faculty as associate professor of psychiatry and associate professor of medicine. He is board certified in geriatric psychiatry and medicine and has published extensively on the topics of mental health, geriatrics, and religion. Dr. Koenig lives in Durham, North CarolinaTolson, Chester L. is the author of 'Healing Power of Prayer The Surprising Connection Between Prayer and You Health', published 2003 under ISBN 9780801012556 and ISBN 0801012554.