Dr. Joseph Murphy has been acclaimed as a major figure in the human potential movement. He was one of the best selling authors in the mid-twentieth century. With thirty books to his credit, his most notable, The Power Of Your Subconscious Mind, has sold millions of copies and has been translated into seventeen languages. Dr. Murphy wrote, taught, counseled, and lectured to thousands of people all over the world as Minister-Director of the Church of Divine Science in Los Angeles and through his daily radio program. A widely known voice of esoteric ideas, Mitch Horowitz is a writer-in-residence at the New York Public Library, lecturer-in-residence at the University of Philosophical Research in Los Angeles, and the PEN Award-winning author of books including Occult America; One Simple Idea: How Positive Thinking Reshaped Modern Life; and The Miracle Club: How Thoughts Become Reality. Mitch introduces and edits G&D Media's line of Condensed Classics and is the author of the Napoleon Hill Success Course series, including The Miracle of a Definite Chief Aim, The Power of the Master Mind, and Secrets of Self-Mastery. Visit him at MitchHorowitz.com.