2014 study published in the American Educational Research Journal exploring the factors associated with racial disparities in school discipline.
2014 literature review of academic studies relating to various aspects of mass shooting and murder incidents in United States schools.
2013 roundup of relevant data, reports, studies that can help contextualize the Washington Navy Yard shooting incident.
2013 study in Annals of Emergency Medicine analyzing 1.3 million injury deaths in 3,141 U.S. counties from 1999 to 2006 to understand rural and urban risk factors.
2011 study in the American Journal of Criminal Justice comparing gun availability and homicide rates across nations.
2013 review of studies that provide insight into the nature of gun sellers and sales transactions, with an emphasis on illegal purchasing attempts and related research on gun laws.
2012 paper from Texas A&M done for the National Bureau of Economic Research looks at how "stand your ground" laws — based on "castle doctrine" — affect rates of violence in states.
2013 review of key government reports and surveys that provide perspective on trends in various violent crime rates, with a focus on youth and racial groups.
2010 study by the Yale, George Washington Law School, and the University of Oklahoma on how values shape perceptions of expert agreement and truth.
2013 report by the U.S. Centers for Disease Control and Prevention noting that the suicide rate for middle-aged Americans has been increasing.