Jack Kornfield is one of the key teachers to have brought Buddhist mindfulness practice to the West. He is the cofounder of the Insight Meditation Society in Barre, Massachusetts, and Spirit Rock Meditation Center in Woodacre, California. His books include After the Ecstasy, the Laundry; The Art of Forgiveness, Lovingkindness, and Peace; Meditation for Beginners; and The Wise Heart.

Joseph Goldstein began exploring meditation as a Peace Corps volunteer in Thailand. Following extended meditation retreats with various teachers in India and Burma, including the renowned Buddhist meditation master Anagarika Sri Munindra, he cofounded the Insight Meditation Society in Barre, Massachusetts. He has taught numerous meditation classes, workshops, and retreats in America and abroad over the last eight years and is one of the founders and primary teachers of the Insight Meditation Society in Barre, Massachusetts. He is also the author of The Experience of Insight, Insight Meditation, One Dharma and coauthor of Seeking the Heart of Wisdom.