Patrick J. Brennan, was president of the National Center for Evangelization and Pastoral Renewal, headquartered in Chicago, has authored several books, most recently Parishes That Excel.

Greg Salciccioli is a founder and team coach for Ministry Coaching International. He lives in Bend, Oregon. Patrick Lencioni is the bestselling author of The Five Dysfunctions of a Team, The Five Temptations of a CEO, and The Four Obsessions of an Extraordinary Executive. He lives in Lafayette, California.

Dr. Patrick Theillier was for decades the head of medical research in Lourdes, France, and his main duty was to record and authenticate unexplained cures. A GP with 25 years experience and a deep respect for science, Theillier is also a practicing Catholic.

Paul P. Baard, Ph.D. is a professor of communication and management at Fordham University’s Graduate School of Business Administration, has had his work appear in Harvard Business Review, and serves in the leadership of a Protestant church in Manhasset, New York.

Father Paul Collins is a writer and broadcaster as well as Australia's best-known Catholic priest. A graduate of Harvard University and a Church historian, he is the author of five books and many articles on theology, the papacy, and environmental ethics.

Paul G. Quinnett, Ph.D., a clinical psychologist and practicing therapist, is Director of Adult Services, Spokane Community Mental Health Center. He is the author of When Self-Help Fails: A Guide to Counseling Services (“Without doubt, one of the most honest, reassuring, nonpaternalistic, and useful ‘self-help’ books ever to appear.” —Booklist) and On Becoming a Health and Human Services Manager: A Practical Guide for Clinicians and Counselors.

Paul Wadell (Ph.D., University of Notre Dame) is Associate Professor of Religious Studies at Saint Norbert College, De Pere, Wisconsin. He is the author of Friendship and the Moral Life, The primacy of Love: An Introduction to the Ethics of Thomas Aquinas, and Becoming Friends: Worship, Justice, and the Practices of Christian Friendship.

Paula D’Arcy is the author of A New Set of Eyes, Song for Sarah, and When People Grieve. She is a former psychotherapist and the president of the Red Bird Foundation. She lives in Austin, Texas.

Pedro Trigo SJ is one of the most recognized theologians in Latin America today. A Jesuit originally from Spain, he became a Venezuelan citizen and is presently a professor at the School of Theology at Andres Bello Catholic University in Caracas. He is a research member of Centro Gumilla and chair of Jesuit socio–political studies in Venezuela. He has written numerous books and articles on theology, philosophy and Spanish literature for international journals and is a frequent participant in conferences and seminars throughout the world on liberation theology.