Jack Kornfield, PhD, is one of the best known, most respected meditation teachers in the world. A psychologist and founder of two of the largest Buddhist Centers and communities in America, he is one of the key teachers who introduced mindfulness to the West. His books are classics, selling well over a million copies, translated into twenty-one languages. Jack has taught at major universities and medical schools including Harvard, Stanford, UCLA, and Berkeley, teaches weekly classes to 400 at Spirit Rock, and to large crowds nationwide at retreats, conferences, and events. To learn more, please visit: JackKornfield.com or SpiritRock.org.