Mr. Meier currently serves as the senior civilian adviser to the Army Judge Advocate General on matters related to the Law of War. He advises on legal and policy issues related to the law of war, reviews proposed new weapons, and serves as a member of the DoD Law of War Working Group. Prior to rejoining the Department of the Army, Mr. Meier served as an Attorney-Adviser with the Office of the Legal Adviser for Political-Military Affairs, U.S. Department of State, from June 2009 until June 2016, where his portfolio included International Humanitarian Law issues on legal and legal policy issues associated with the interpretation and application of the law of war to U.S. military operations; U.S. diplomatic initiatives, including ongoing dialogue with the ICRC, the United Nations and other intergovernmental organizations; international agreements and arms control agreements, such as the Ottawa Convention, Convention on Cluster Munitions, the Convention on Certain Conventional Weapons, and the Arms Trade Treaty. Mr. Meier served almost 23 years as an Army Judge Advocate from 1986 until his retirement in August 2009, and served in a variety of assignments including the Staff Judge Advocate, Fort Carson, Colorado; Principal Deputy Legal Counsel to the Chairman of the Joint Chiefs of Staff; Staff Judge Advocate, U.S. Army South; Deputy Staff Judge Advocate, 25th Infantry Division (Light), Hawaii; and asDeputy Staff Judge Advocate, Multi-National Division (N), Tuzla, Bosnia.