In this ground-breaking study, taken on the initiative of U.S. Supreme Court Justice Sandra Day O'Connor, Thomas M. Franck, and Gregory H. Fox explore the use of international law decisions by national courts, providing in-depth materials for answers to such critical and practical questions as: To what extent do national judges treat the decisions of their international colleagues as binding or persuasive? Do national judges regard the outcomes of international decisions as res judicata? As evidence of law or fact?Published under the Transnational Publishers imprint.