Glenn Clark was highly influential in introducing New Thought ideas and techniques into the churches. A Presbyterian, reared in the church, teaching in a Presbyterian college, and also teaching a Sunday School class in his home church of St. Paul. He was deeply religious and something of a mystic, a great believer in prayer. He began to be much in demand as a speaker in churches and in summer camps. As one of the most widely published authors on the life of prayer in the 20th century and founder of the “Camps Farthest Out” movement, Glenn Clark left an unforgettable mark on the spiritual life of our day. He has influenced many people—the sick at heart, the discouraged, and those who were angry at the church. Through such books as The Soul’s Sincere Desire, I Will Lift Up Mine Eyes, and many others. Glenn Clark has enriched the lives of millions.