Study Links Psychopathy in Incarcerated Men to Expanded Brain Surface Area
A recent study published in Biological Psychiatry: Global Open Science has found a correlation between psychopathy and specific brain structures in incarcerated men. Researchers analyzed brain scans from over 800 men in U.S. correctional facilities, revealing that those with high psychopathy scores exhibited an expanded cortical surface area and a compressed organizational layout of brain tissue. The study, led by Marcin A. Radecki and involving researchers from institutions like the University of Cambridge and the Mind Research Network, utilized mobile MRI scanners to gather data. The research focused on the relationship between empathy, psychopathic traits, and brain anatomy, using tools like the Interpersonal Reactivity Index and the Psychopathy Checklist-Revised to assess participants. 
