Cerebral Cortex (IMAGE) University of California - San Diego Caption In the study, the researchers found that the shape of the cerebral cortex correlates with genetic ancestry. Credit UC San Diego Usage Restrictions Use photo credit as indicated License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.