John Campbell, Ph.D. is a longtime yoga and meditation teacher, scholar of Indo-Tibetan Buddhism, and translator of classical Buddhist texts. He holds a Ph.D. in Religion from Columbia University, has been a Fulbright Fellow, and has taught at both Columbia University and the University of Virginia, where he co-founded the Contemplative Sciences Center, dedicated to the study and practice of contemplative traditions. He currently collaborates with Robert Thurman on translations of important tantric Buddhist works from Sanskrit and Tibetan.

John began his yoga studies in 1992 with the late Sri K. Pattabhi Jois and has spent more than three decades immersed in both yoga and Tibetan Buddhist practice, including study with His Holiness the Dalai Lama. A founder of the Vajrayoga initiative at Tibet House US and Menla Retreat Center, he teaches asana, Tibetan yoga, meditation, philosophy, and Sanskrit, helping students explore the rich connections between the yogic and Buddhist traditions.