The Business of Practice

What the Forensic Psychologist Must Know About Violence Risk Assessment With Complex Presentations: Comorbid Psychosis, Trauma, or Neurocognitive Impairment Affect Risk Formulations

Written by Amanda Beltrani | Apr 22, 2026 5:42:18 PM

In legal, correctional, and psychiatric settings, forensic psychologists are often asked to estimate the likelihood of future violence while also identifying the conditions under which that risk may increase, decrease, or be managed safely. Yet this work becomes much more complicated when the person being evaluated presents with multiple overlapping conditions. Complex presentations: comorbid psychosis, trauma, or neurocognitive impairment affect risk formulations in ways that can distort interpretation if evaluators rely too heavily on diagnosis, intuition, or simplified high-low risk categories.

For that reason, modern violence risk assessment must go beyond binary ratings. The strongest formulations are individualized, transparent, and grounded in structured professional judgment. They account for how mental illness, developmental disability, trauma history, cognitive decline, and environmental stressors interact over time. For the forensic psychologist, the task is not simply to identify whether risk exists, but to explain how risk operates, what mechanisms drive it, and what interventions may reduce it.