Multiple reports say researchers have identified a brain-structure difference that they believe could help distinguish people who commit premeditated murder. The outlets describe the findings as a potential basis for a future brain scan, framed around whether individuals display characteristics associated with planning and intent rather than impulsive behavior. The coverage characterizes the discovery as identifying a specific “key difference” in brain structure among perpetrators of premeditated murder. However, both reports provide limited methodological detail in the excerpts provided, and they do not explain how the scan would be used in practice, its accuracy, or whether it can reliably predict violent behavior in individuals. The articles present the work as an early scientific finding that may lead to further research. Overall, they agree that the study reports an association between brain structure and premeditated murder, and that researchers suggest imaging could potentially contribute to distinguishing types of offending behavior in the future.