Anne Carolyn Klein (Rigzin Drolma), Professor and Former Chair of Religious Studies, Rice University, and Founding Director of Dawn Mountain. (www.dawnmountain.org). Her six books include Heart Essence of the Vast Expanse: A Story of Transmission; Meeting the Great Bliss Queen, Knowledge & Liberation, and Paths to the Middle as well as Unbounded Wholeness with Geshe Tenzin Wangyal Rinpoche. She has also been a consulting scholar in several Mind and Life programs. Her central thematic interest is the interaction between head and heart as illustrated across a spectrum of Buddhist descriptions of the many varieties of human consciousness.