Caritas in Veritate leaves us with a question, Does Benedict XVI see politics as a practice or as an institution? How one answers this question has tremendous implications for how one should address the inequalities of contemporary society and the increasing globalization of the world. Alasdair MacIntyre, for instance, would consider politics to be primarily a practice with a good internal to its activities. This good consists in rational deliberation with others about the common good. If one considers politics an institution, however, as seems to be the case with Jacques Maritain, then one pays less attention to the common good and more attention to the mechanics of the political institution. The difference in understanding goes a long way...