G. Gregory Letterman has lived and practiced law in Asia, Australasia, Latin America, and Europe, as well as in the United States. He has had broad and extensive global experience in international commercial legal matters while working for the U.S. government, law firms, and corporations and teaching at law schools. He is the author of multivolume legal treatises on international commercial law and of books and articles on various aspects of international commercial law. He is the managing editor of a quarterly journal on international contract law.

G. Gregory Letterman has lived and practiced law in Asia, Australasia, Latin America, and Europe, as well as in the United States. He has had broad and extensive global experience in international commercial legal matters while working for the U.S. government, law firms, and corporations and teaching at law schools. He is the author of multivolume legal treatises on international commercial law and of books and articles on various aspects of international commercial law. He is the managing editor of a quarterly journal on international contract law.