America : United States (Great Lakes)
- Europe : Sweden
- America : United States (Mid-Atlantic)
- European Union
- Europe : United Kingdom
- America : United States (Pacific)
- University of Southern CaliforniaAmerica : United States (Pacific)
- University of San FranciscoAmerica : United States (Pacific)
- Núcleo de Estudos da Violência (NEV-USP)America : Brazil
- The University of Texas at AustinAmerica : United States (South West)
- University of TexasAmerica : United States (South West)
- Europe : Netherlands