Colonel William K. Lietzau is the Commanding Officer of Henderson Hall, U.S. Marine Corps. Formerly, he was the senior legal advisor for the U.S. European Command, headquartered in Stuttgart, Germany where he was responsible for U.S. military activities in 91 countries, primarily in Europe and Africa. As a Marine Corps judge advocate, he has served as a prosecutor, defense counsel and a judge. He has worked in the offices of the Chairman of the Joint Chiefs of Staff and the Secretary of Defense dealing with myriad law of war issues, from anti-personnel landmines to Guantanamo Bay. On behalf of the U.S. Government, Colonel Lietzau has participated in several multilateral treaty negotiations, including the negotiations surrounding the adoption of the Rome Statute. He has also taught international law as an adjunct professor at Georgetown University Law Center and has published several articles on international, criminal, and constitutional law. His educational background includes degrees from the U.S. Naval Academy, Yale Law School, and the National War College.