Who wrote this mysterious guide to esoteric psychology and wordly success? History has kept us guessing. The "Three Initiates" who authored The Kybalion chose to remain anonymous.

Mitch Horowitz is the PEN Award-winning author of books including Occult America and The Miracle Club: How Thoughts Become Reality. The Washington Post says Mitch “treats esoteric ideas and movements with an even-handed intellectual studiousness that is too often lost in today’s raised-voice discussions.” Follow him @MitchHorowitz.