ERIK DAVIS is a scholar, journalist, and public speaker best known for his cultural analysis and creative explorations of esoteric mysticism. Davis has written about music, art, film, pop culture, and technology for Spin, Details, Rolling Stone, and Wired magazines. He is the author of Led Zeppelin IV (2005), The Visionary State: A Journey Through California's Spiritual Landscape (2006), and Nomad Codes: Adventures in Modern Esoterica (2010), and co-edited The Exegesis of Philip K. Dick (2011). Davis has appeared in a number of documentaries about technology and countercultural topics, including DMT: The Spirit Molecule, Electronic Awakening, and The Source. Along with Maja D'Aoust, he hosts a weekly podcast devoted to the "cultures of consciousness" called Expanding Mind, which is part of the Progressive Radio Network.