Justin Buckley Dyer is Associate Professor of Political Science and Director of the Kinder Institute on Constitutional Democracy at the University of Missouri, Columbia. He is the author of Natural Law and the Antislavery Constitutional Tradition (Cambridge, 2012) and Slavery, Abortion, and the Politics of Constitutional Meaning (Cambridge, 2013), and the editor of American Soul: The Contested Legacy of the Declaration of Independence (2012). He earned a PhD in government at the University of Texas, Austin and a BA and MPA at the University of Oklahoma. Micah J. Watson is 2015-16 William Spoelhof Teacher-Scholar Chair and Associate Professor of Political Science at Calvin College, Michigan. He is the co-editor of Natural Law and Evangelical Political Thought (2012), and has contributed chapters to this book as well as John Rawls and Christian Social Engagement (2015), and Reason, Revelation, and the Civic Order (2014). In 2010-11 he was the William E. Simon Fellow in Religion and Public Life at Princeton University, New Jersey. He earned his PhD in politics at Princeton University, New Jersey, and his MA in Church-State Studies at Baylor University, Texas.