Courts, lawyers, and scholars have long assumed that The Federalist Papers supply important information for use in constitutional argument and interpretation. In recent years, commentators have questioned this view. Their skepticism grows out of two major concerns. First, Justice Scalia\u27s challenge to the use of legislative history in the statutory context casts a cloud over judicial use of background texts such as The Federalist in seeking the meaning of the Constitution. Second, even if courts may rely on some background materials in interpreting the Constitution, there is reason to conclude that The Federalist. does not qualify as the sort of material that provides useful guidance. The basic difficulty is that the authors of The Feder...