The Reverend John Marcus Polk is an International Metaphysical Minister, a Reiki Master Teacher, and a medium. In his book, “Yahweh, The Biblical God, is an Alien” John adds his insights into Ancient Alien Theory as a theologian in the area of exospirituality. Reverend Polk is a psychic medium regularly making contact with ancestral spirits, aliens, and ghosts. John lives in Sedona, Arizona, and has a touring company there.