Ken Tetsuzan Morgareidge is a Zen teacher in the lay tradition of Koun Yamada and Robert Aitken, and one of the three spiritual directors of the Zen Center of Denver. He joined the Center and became a student of Philip Kapleau Roshi in 1984. He became a student of Danan Henry Roshi in 1988. He completed formal koan training in 2001 and was an assistant teacher until receiving dharma transmission in 2010. Ken earned a Ph.D in Physiology at UCLA and is now retired after 30 years teaching human biology courses at the Boulder College of Massage Therapy, the Rolf Institute and Naropa University.