Andreas Schweizer is a practicing Jungian psychoanalyst in Zurich, Switzerland. David Lorton, an Egyptologist, is the translator of many books, including The Secret History of Hermes Trismegistus: Hermeticism from Ancient to Modern Times, also from Cornell. Erik Hornung is Professor Emeritus of Egyptology at the University of Basel and the author of many books, including most recently The Secret Lore of Egypt: Its Impact on the West, also from Cornell.