School shootings have been a constant looming threat for students across the US, with the number of shootings on campuses dramatically increasing in recent years. In response, schools have instituted preparedness and response measures, including school-shooter drills. This essay examines the relationship between active-shooter drills and two…

We analyze how fatal shootings in high schools affect schools and students using data from shooting databases, school report cards, and the Common Core of Data. We examine schools' test scores, enrollment, number of teachers, graduation, attendance, and suspension rates at schools that experienced a shooting, employing a difference-in-differences…