[10] In line with Olav Hammer, the psychiatrist and bestselling writer Gerald G. Jampolsky is amongst the most effective promoters of the Study course. His initially e book, Enjoy is Allowing go of Concern, that is according to the principles of your Training course, was revealed in 1979 and following https://davidhoffmeister.com/david-hoffmeister-the-message/metaphysics-of-a-course-in-miracles/