Mark is interested in developing an authentic yoga practice for the individual, based on the teachings of T. Krishnamacharya and his son TKV Desikachar, with whom he enjoyed a relationship for more than twenty years. Mark's teachings clarify the profound passion and relevance of ancient wisdom to contemporary life.

Mark has taught yoga for over twenty years throughout the US, Australia, and New Zealand. Mark was the editor and contributor to TKV Desikachar's book, The Heart of Yoga as well as the author of Yoga of Heart and Hridayasutra.