•Grossman, D. C., Neckerman, H. J., Koepsell, T. D., Liu, P. Y., Asher,K. N., Beland, K., & Rivara, F. (1997). Effectiveness of a violenceprevention curriculum among children in elementary school: Arandomized controlled trial. Journal of the American MedicalAssociation, 277(20), 1605–1611.
•The Centers for Disease Control and Prevention funded a one-yearexperimental evaluation of the SECOND STEP curriculum to examineits impact on aggression and positive social behavior among second-and third-grade students.
•Middle School Pilot EvaluationOrpinas, P., Parcel, G. S., McAlister, A., & Frankowski, R. (1995).Violence prevention in middle schools: A pilot evaluation. Journal ofAdolescent Health, 17, 360–370.