Global Brain Connectivity (IMAGE) Washington University in St. Louis Caption New research suggests as much as 10 percent of individual variances in human intelligence can be predicted based on the strength of neural connections between the lateral prefrontal cortex and other regions of the brain. Credit WUSTL Image / Michael Cole Usage Restrictions Image available for re-use by traditional and social media with attribution: WUSTL Image / Michael Cole 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.