JANET E. SMITH is the Father Michael J. McGivney Chair of Life Ethics at Sacred Heart Major Seminary in Detroit. She wrote Humanae Vitae: A Generation Later and Why Humanae Vitae Was Right: A Reader. She speaks nationally and internationally on the church’s teaching on sexuality and on bioethics. Over one million copies of her talk “Contraception: Why Not” have been distributed. DR.
CHRISTOPHER KACZOR holds a PH.D. from the University of Notre Dame, studied as a Fulbright Scholar at the University of Cologne in Germany, and is the Robert H. Taylor Chair in Philosophy at Loyola Marymount University in Los Angeles. He wrote Proportionalism and the Natural Law Tradition, The Edge of Life: Human Dignity and Contemporary Bioethics and How to Stay Catholic in College.