20 United States. Joint Chiefs of Staff 18 U.S. Army Research Laboratory 16 United States. Department of State 15 United States. Army 10 North Atlantic Treaty Organization 9 United States. Department of Defense 8 United States. Department of the Army 7 Naval War College (U.S.) 7 North American Electric Reliability Corporation 6 Army War College (U.S.) 3 Army War College (U.S.). Center for Strategic Leadership and Development 3 CNA Corporation 3 European Food Safety Authority 3 United States. Advanced Research Projects Agency 3 United States. Animal and Plant Health Inspection Service 2 Center for Army Analysis (U.S.) 2 Center for Naval Analyses 2 Sandia National Laboratories 2 United States. Air Force 2 United States. Department of Defense. Office of the Secretary of Defense 1 Abt Associates 1 Air Force Institute of Technology (U.S.) 1 Air University (U.S.) 1 California. Department of Food and Agriculture 1 Canada. Department of National Defence 1 Carnegie Mellon University 1 Defence Science and Technology Organisation (Australia) 1 Defense Technical Information Center (U.S.) 1 European Central Bank 1 Great Britain. Ministry of Defence 1 Mitre Corporation 1 National Archives (Great Britain) 1 National Defense University 1 Naval History & Heritage Command (U.S.) 1 Naval Postgraduate School (U.S.) 1 Naval War College (U.S.). Cyber and Innovation Policy Institute 1 Nederlandse Organisatie voor Toegepast-Natuurwetenschappelijk Onderzoek 1 Nonproliferation Policy Education Center 1 Rand Corporation 1 Research Analysis Corporation 1 Royal Armament Research and Development Establishment (Great Britain). Basic Research and Weapon Systems Analysis Division 1 Sweden 1 United States. Department of Agriculture 1 United States. Department of Transportation 1 United States. Department of the Air Force 1 United States. Department of the Navy 1 United States. Federal Aviation Administration 1 United States. Joint Forces Command 1 United States. National Military Command System Support Center 1 United States. Office of the Secretary of Defense for Net Assessment

146 English 1 Slovak

6 Defense/War Department 4 Land/ground 4 Military (officers and civilians) 3 Air 3 Naval 3 Teaching 2 Declassified 2 Humanitarianism 2 Interstate conflict 2 Subject Matter Experts (SMEs) 2 Unclassified 1 Convenience sample (public) 1 Crisis management 1 Government 1 International relations 1 Multinational naval cooperation 1 Naval operations 1 Nuclear 1 Peacekeeping 1 Politics 1 Terrorism

4 20+ players 4 Real countries/players 3 3+ moves 3 Multi-sided 3 Strategic crisis games 2 Analytic games 2 Fictional countries/players 2 Free/open adjudication 2 Semi-rigid adjudication 1 2 sides 1 Counterinsurgency games 1 Hybrid 1 Large player games 1 Military campaign games 1 Tabletop games 1 Think-tank games 1 Two sides