Biff Mithoefer, E-RYT 500, teaches Yin Yoga teacher trainings and workshops throughout the United States and internationally.  He is a 500-E Yoga Alliance registered teacher and has trained and taught extensively with Don and Amba Stapleton, studied Yin Yoga and anatomy with Paul Grilley, and studied shamanism with teachers of the Shipibo tradition of Eastern Peru. He is also a student of cross-cultural shamanism as taught by Angeles Arrien.

Mithoefer is the author of The Yin Yoga Kit and co-author of The Therapeutic Yoga Kit, and is founder and director of the Jamtse Sponsorship Project, an organization that helps support, educate, and nourish Tibetan refugee children and their families living in Tibetan settlements outside of Tibet. Mithoefer lives in Vermont with his family.