Threat Assessment: Defining an Approach to Evaluating Risk of Targeted ViolenceBorum, R., Fein, R., Vossekuil, B., & Berglund, J. (1999). Threat assessment: Defining an approach to evaluating risk of targeted violence. Behavioral Sciences and the Law, 17, 323-337.
This source introduces students to a foundational framework for assessing targeted violence. It defines the approach first developed by the Secret Services and is still used throughout the threat assessment profession today.