Tom is the author of Stone Age Wisdom: The Healing Principles of Shamanism (Fair Winds Press, 2003,,The Artist Inside: A Spiritual Guide to Cultivating Your Creative Self (Broadway Books, 2000), and Turtle Island Dreaming (Warner Books, 2000). He is a student and apprentice in cross-cultural shamanic practice and maintains a private shamanic counseling practice. He has been a regular presenter at ASD conferences.