Findings from the Literature…Criminal Justice System Researchers at Indiana State University found that 83% of felons studied reported a head injury that predated their first encounter with the law (1998) Adults who had frontal lobe damage prior to age 8 exhibited recurrent impulsive and aggressive behavior 14% of the subjects in the Vietnam Head Injury Project with frontal lobe lesions engaged in fights or damaged property compared to 4% of controls without TBI
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