Because of the impact this book had on readers and in religious publishing when it first appeared in 1974, Matthew and Dennis Linn have devoted their lives to the healing ministry. They integrate physical, emotional, and spiritual wholeness, having worked as hospital chaplains and therapists and currently as retreat leaders and spiritual companions. They have taught courses on processe for healing in over forty countries and in many universities and hospitals, including a course for doctors accredited by the American Medical Association. Paulist Press.