Doug Veenhof has been studying and practicing Tibetan Buddhism for more than 30 years. He is a close student of B. Alan Wallace and travels widely leading retreats in the Dzogchen approach to shamatha and vipashyana. An award-winning journalist and author, he is currently a resident teacher at the Center for Contemplative Research, a long-term retreat and research facility in Crestone, Colorado, where he is also undertaking a series of long retreats
www.douglasveenhof.com