Stephen Macedo is the Laurance S. Rockefeller Professor of Politics and the University Center for Human Values at Princeton University. He is the author of Just Married: Same-Sex Couples, Monogamy, and the Future of Marriage (Princeton); Diversity and Distrust: Civic Education in a Multicultural Democracy; and Liberal Virtues: Citizenship, Virtue, and Community in Liberal Constitutionalism. Frances Lee is professor of politics and public affairs at Princeton University. She is the author of Insecure Majorities: Congress and the Perpetual Campaign; Beyond Ideology: Politics, Principles, and Partisanship in the U.S. Senate; and (with James M. Curry) The Limits of Party: Congress and Lawmaking in a Polarized Age.