David Henrie is a spiritual researcher, author, and petroleum engineer. During the past three decades, he has studied and practiced Tibetan Buddhism, Native American spirituality, mediumship, and holotropic breathing work. He has extensively researched near-death experiences and various forms of spirit communications, as well as quantum physics, metaphysics, theology, and archeology.
David conducts trance sessions with his wife, Christine, conversing with the spirit guides that she channels. After transcribing the recorded dialogues, he compiles and organizes the material presented in their books - The Spiritual Design- / Notes from the Second Dimension - series.