William Cleary was former assistant editor at the Catholic weekly America and the author of many books on spirituality. He is a former Jesuit priest, filmmaker, and composer. His musical Chun Hyang Song was performed at the Seoul Olympics. Cleary was married to a Unitarian Universalist minister and was the father of two musician sons. His website is www.clearyworks.com.
Diarmuid O'Murchu is a social psychologist and priest in the Sacred Heart Missionary Order. He has written Quantum Theory: Spiritual Implication of the New Physics, a book about the quantum theory and spirituality, and Reclaiming Spirituality: A New Spiritual Framework for Today's World, a book about Roman Catholicism and modern knowledge.