Sarah (Sally) Barringer Gordon, Arlin M. Adams Professor of Constitutional Law and Professor of History at the University of Pennsylvania, teaches in the areas of church and state, property, and legal history in the law school, and American religious and constitutional history in the history department. Sally is the author of The Mormon Question: Polygamy and Constitutional Conflict in Nineteenth-Century America (University of North Carolina Press, 2002), and The Spirit of the Law Religious Voices and the Constitution in Modern America (Harvard University Press, 2010), and “The New Age and the New Law: Malnak v. Yogi,” in Leslie Griffin, ed., Law And Religion: Cases in Context (Aspen Publishers, 2010). Sally is a regular commentator in print, radio and television on law and religion. She serves on the boards of Vassar College, the William Nelson Cromwell Foundation, and is the incoming co-editor of the American Society for Legal History’s book series Studies in Legal History.