trauma
Definition
Trauma refers to stressful and potentially traumatic events occurring during childhood or adolescence that carry the potential for lasting harm to development. These events include psychological, physical, or sexual abuse, neglect, domestic violence, and household dysfunction such as living with members who abuse substances, experience mental illness, or are imprisoned. Exposure during formative years can produce long-lasting impairments in emotional regulation, stress response, and cognitive development. The study of trauma has been extended beyond its established associations with health and criminal outcomes to examine its possible contribution to violent extremism, though this area remains in early stages of exploration.
Sources: Pammi et al. (2026)
Related Terms
- violent extremism (1 shared article)
- radicalization (1 shared article)
- mental health (1 shared article)
- adverse childhood experiences (1 shared article)
Applications
Trauma and Violent Extremism
Individuals who support or engage in violent extremism show higher prevalence of adverse childhood experiences, including traumatic events, compared to the general population. Across 23 studies totaling 4,946 individuals, the most commonly reported adversities were household dysfunction and maltreatment, with some samples, such as US right-wing extremists, reporting four or more ACEs at rates as high as 70%. Direct association testing found that ACEs were linked to involvement in terrorist violence with an odds ratio of 2.08, though findings were not consistent across all samples and ideological groups.
Sources: Pammi et al. (2026)
Trauma and Radicalization
Childhood trauma may contribute to radicalization by impairing emotional regulation and increasing vulnerability to maladaptive coping. Disruption of early relationships through adversity can leave individuals more susceptible to seeking belonging in extremist groups. Continuation in education emerged as a potential protective factor moderating this relationship, with a statistically significant effect at p less than 0.05.
Sources: Pammi et al. (2026)
