ZeroEyes analyst Mario Hernandez demonstrates the use of AI with surveillance cameras to identify visible guns at the company's operations center, on May 10, 2024, in Conshohocken, Pa. School district administrators are investing in acoustic monitoring and passive screening systems to try to make their buildings more secure.
Drones fly around a mannequin during a demonstration on how to neutralize a shooter in a school, at the headquarters of Campus Guardian Angel, a school safety startup, on May 8, 2026, in Austin, Texas.
Law enforcement kept an eye on proceedings at the Maywood Academy High School graduation ceremony at East Los Angeles College in Monterey Park, Calif., on June 12, 2025. Graduation ceremonies pose a unique logistical challenge for school districts, with many considerations to take into account.
A student receives the talking piece from another student during a restorative justice session at a school in Oakland, Calif., on June 11, 2013. Nathan Maynard, the author of a newly released book on student discipline, says restorative practices are often misunderstood.
Lea Suzuki/San Francisco Chronicle via AP
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