This Review Essay examines the analogy between biblical interpretation and constitutional interpretation drawn by the eminent Yale church historian Jaroslav Pelikan in his provocative book, Interpreting the Bible and the Constitution. Part I of the Essay focuses on Pelikan’s discussion of the differences and analogies between the Bible and the Constitution that provide the foundation for methodological comparison. Part II of the Essay examines Pelikan’s effort to draw on the work of 19th-century theologian John Henry Newman in order to explore the fundamental problem of the relation between the authority of the original text and the authority of developing doctrine in the ongoing life and history of the community. Pelikan’s book reflects hi...