During most of this century, a distinct separation has existed between natural law perspectives and perspectives about the nature of law and about social choices that have dominated American law schools. One could find elaborations of natural law in Catholic law schools and periodicals, but these expressions exercised little influence on the mainstreams of legal thought. In the last two decades, non-Catholics have grown to realize that they have much to learn from natural law approaches, and natural lawyers have tried to enhance their own understandings by references to other perspectives. I am emboldened to proceed by my strong belief in the importance of this interchange, though I know I speak at a time of reexamination and turmoil within...