Jeremy Hayward is the international education director of Shambhala Training. He is the author of Letters to Vanessa: On Love, Science, and Awareness in an Enchanted World and Shifting Worlds, Changing Minds: Where the Sciences and Buddhism Meet. He teaches warriorship retreats around the world. Karen Hayward was the first director of the Kalapa Ikebana school of flower arranging, founded by Chögyam Trungpa. She and her husband, Jeremy Hayward, teach warriorship retreats around the world.