James F. Keenan, S.J., holds the Founders Professorship in Theology at Boston College where he directs the Presidential Scholars Program. An internationally renowned theological ethicist, he is the author of many books (around 18 or so) in the area of theological ethics. His most recent book is History of Catholic Moral Theology in the Twentieth Century: From Confessing Sins to Liberating Consciences (Continuum, 2010).