Dr. Donna Roberts (IMAGE) Medical University of South Carolina Caption Medical University of South Carolina neuroradiologist Dr. Donna Roberts has found that widespread structural changes in the brain can affect cognitive function and performance of humans living and working in a space. Credit Sarah Pack Usage Restrictions None 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.