Brain Damage and Criminal Behavior Guest: Kim Gorgens, Professor, Graduate School of Professional Psychology, University of Denver Traumatic brain injuries are much more common in prison populations than in the population at large. What does this teach us about rehabilitation and recividivism?   CTE and Contact Sports Guest: Kevin Bieniek, Assistant Professor, Pathology & Laboratory Medicine, and Director, Brain Bank, University of Texas Health, Science Center at San Antonio Chronic Traumatic Encephalopathy (CTE) is a neurodegenerative disease that is caused by repeated brain injury. People often focus on its prevalence in pro-athletes, but new studies show that players of any contact sport are at risk.