Environmental Change
★★

Initiative Description: Have security personnel on campus, and reduce graffiti, litter, and disrepair.

Study Results: Reduced school violence.

Reference: Johnson, S. L. (2009). Improving the school environment to reduce school violence: A review of the literature Wiley-Blackwell. 350 Main Street, Malden, MA 02148.

Level of Evidence: 2 out of 5 stars Good