Professor Chimène Keitner is a leading authority on international law and civil litigation, and served as the 27th Counselor on International Law in the U.S. Department of State. She has authored two books and dozens of articles, essays, and book chapters on questions surrounding the relationship among law, communities, and borders, including issues of jurisdiction, extraterritoriality, foreign sovereign and foreign official immunity, and the historical understandings underpinning current practice in these areas.