Michael J. Harner

Michael James Harner was an anthropologist, educator and author. He founded the Foundation for Shamanic Studies and the New Age practice of "Core Shamanism." His 1980 book, The Way of the Shaman: a Guide to Power and Healing, has been foundational in the development and popularization of "core shamanism" as a path of personal development for new age adherents of neoshamanism.

---Wikipedia