30 Day Mental Challenge

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. Mitch resides in New York.