Barbey Graphic (image) University of Illinois at Urbana-Champaign Share Print E-Mail Caption Illinois professor Aron Barbey led a study that found the functional network organization in the brain mediates the relationship between nutrition and intelligence. Credit Graphic by Julie McMahon Usage Restrictions This graphic may be used in stories related to the release. Credit required: Graphic by Julie McMahon. Share Print E-Mail 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.