Background The literature on gun violence is broad and variable, describing multiple
legislation types and outcomes in observational studies. Our objective was to document the …

Social policies have great potential to improve population health and reduce health
disparities. Increasingly, those doing empirical research have sought to quantify the health …

Abstract The United States faces rapidly rising rates of violent crime committed with firearms.
In this study, we sought to estimate the impact of changes to laws that regulate the …

About 1,000 civilians are killed every year by a law enforcement officer in the USA, more
than 90% by firearms. Most civilians who are shot are armed with a firearms. Higher rates of …

Over the past decade, large urban counties have implemented ShotSpotter, a gun fire
detection technology, across the USA. It uses acoustic listening devices to identify …

Although mass shootings have fueled calls for large-scale changes in gun ownership and
concealed carry legislation over the past thirty years, few studies have evaluated whether …

Abstract Research Summary We utilized the synthetic difference‐in‐difference method to
estimate the impact of adopting a permitless concealed carry weapons (CCW) law on rates …

Extensive empirical health research leverages variation in the timing and location of policy
changes as quasi-experiments. Multiple social policies may be adopted simultaneously in …

Background. Since 2005, most US states have expanded civilian rights to use deadly force
in self-defense outside the home. In most cases, legislation has included removing the duty …

The majority of homicides in the world are caused by firearms and a good understanding of
gunshot wounds is important for the forensic pathologist. We have analyzed all 315 …