Interview with Dr. Peter Langman

In an interview, psychologist Peter Langman provides critical insight into the psychological complexity of school shooters and challenges many common misconceptions surrounding these acts of violence. Drawing from decades of research, Langman emphasizes that there is no single “profile” of a school shooter. Instead, he argues that relying on stereotypes—such as the idea of a bullied loner—can be misleading and even dangerous, as it may cause warning signs to be overlooked in individuals who do not fit that narrative.

“There isn’t one cause… there are multiple pathways to violence.”

Langman introduces a typological framework to better understand perpetrators, identifying three primary categories: psychopathic, psychotic, and traumatized individuals. Each category reflects a different pathway to violence, shaped by distinct psychological traits and life experiences. Importantly, he notes that these categories are not rigid—individuals may exhibit characteristics from multiple types, reinforcing the complexity of these cases.

A key takeaway from the interview is the importance of moving beyond surface-level behaviors and instead focusing on underlying psychological patterns. Langman highlights that some perpetrators may appear outwardly functional while experiencing significant internal distress, making early identification particularly challenging.

Overall, the interview underscores the need for nuanced, individualized approaches to both understanding and prevention. By shifting the focus from “who they are” to “what is driving their behavior,” Langman’s work provides a more accurate and useful framework for recognizing risk and responding effectively.