We chat with Todd F. Buchwald, who served as Special Coordinator for the U.S. State Department's Office of Global Criminal Justice from December 2015 through July 2017, and was conferred the rank of Ambassador by President Obama in July 2016. Prior to this, Mr. Buchwald served as a lawyer in the State Department's Office of the Legal Adviser, including a stint as the Assistant Legal Adviser for Political-Military Affairs during the Clinton and Bush Administrations. He recently gave an address at the Tulsa Committee on Foreign Relations titled "U.S. Engagement with the International Criminal Court: Where Do We Go from Here?"