3 United States. Department of Defense 3 United States. Joint Chiefs of Staff 2 Naval War College (U.S.) 2 United States. Air Force 1 Army War College (U.S.) 1 Hoover Institution Library & Archives 1 North Atlantic Treaty Organization 1 United States. Central Command 1 United States. Department of Defense. Office of the Secretary of Defense 1 United States. Joint War Games Agency 1 United States. Marine Corps

4 Games 3 Reports 2 Interviews

9 English

11 Air 9 Naval 7 Military (officers and civilians) 6 Interstate conflict 5 Declassified 4 Defense/War Department 2 Nuclear 2 Nuclear warfare 2 Teaching 2 Unclassified 1 Academic 1 Convenience sample (public) 1 Counterinsurgency (COIN) 1 Cyberinfrastructure 1 Defense/war department 1 SIGMA Games 1 Space 1 State building 1 Strategic planning 1 Subject Matter Experts (SMEs) 1 Think tanks

5 Real countries/players 4 Military campaign games 4 Multi-sided 4 Strategic crisis games 3 20+ players 3 3+ moves 2 Fictional countries/players 2 Hybrid 1 1 side 1 1.5 Sides 1 2 Moves 1 2 moves 1 2 sides 1 20-100 Players 1 3+ Moves 1 Declassified games 1 Experimental game 1 Free/Open Adjudication 1 Free/open adjudication 1 Large player game 1 Large player games 1 Real country 1 Semi-rigid adjudication 1 Strategy/Crisis game 1 Tabletop games 1 Think-tank games