4 North Atlantic Treaty Organization 3 United States. Department of Defense 3 United States. Joint Chiefs of Staff 2 Hoover Institution Library & Archives 2 Naval War College (U.S.) 1 Army War College (U.S.) 1 United States. Air Force 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 Interviews 3 Games 3 Reports

12 English

11 Air 10 Military (officers and civilians) 9 Declassified 9 Land/ground 8 Interstate conflict 7 Defense/War Department 4 Real country 3 Nuclear 3 Subject Matter Experts (SMEs) 3 Unclassified 2 Academic 2 Teaching 1 AI/Autonomy 1 Convenience sample (public) 1 Counterinsurgency (COIN) 1 Cyber 1 Cyberinfrastructure 1 Defense/war department 1 Humanitarianism 1 Information Technology 1 Nuclear warfare 1 Space 1 State building 1 Strategic planning 1 Think Tank 1 Think tanks

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