School and Mass Shootings

Firearm acquisition patterns and characteristics of California mass and active shooters

AbstractPurposeTo examine the firearm acquisition histories of mass and active shooters from California. MethodsFirst, we identified 22 individuals with a record of authorized handgun purchase in California who perpetrated an attack between 1996 and 2018. Using incidence density sampling, mass and active shooters were matched to purchasers and compared using conditional logistic regressions.

Extreme Risk Protection Orders to Prevent Mass Shootings

 

The Violence Prevention Research Program created a short report on research evidence for extreme risk protection orders (ERPOs) in preventing mass shootings.

Mass shootings are a source of shared anguish and outrage among the American public, and they are becoming more frequent. Extreme risk protection orders (ERPOs) are designed to prevent these shootings, and research supports their effectiveness. Download the full report: vprp-erpo-short-report_0.pdf