Dennis, Sheila, and Matt Linn have given retreats and seminars on processes for healing in over fifty countries and in many universities and hospitals, including a course to doctors accredited by the American Medical Association. Dennis and Matt are co-authors of twenty-one books, the last fifteen co-authored with Sheila. These books have sold over a million copies in English and have been translated into more than twenty different languages. Dennis and Sheila live in Colorado with their son, John, whom they are home-schooling. Matt lives in a Jesuit community in Minnesota.