Brain Connectivity Model (IMAGE) PNAS Nexus Caption The Brain Connectivity Model of Intelligence. Schematic illustration of selected brain connections that have been linked to intelligence differences across studies. Adapted from Hilger & Sporns, 2021 Credit Thiele et al. Usage Restrictions None License Original 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.