Nicholas Trapp, MD, (IMAGE) University of Iowa Health Care Caption Nicholas Trapp, MD, University of Iowa assistant professor of psychiatry led the UI research team that discovered distinct brain networks associated with risk and resilience in depression. Credit University of Iowa Health Care Usage Restrictions Image may be used for news and educational purposes with attribution. Image may not be used for commercial purposes. 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.