Ilya Monosov (IMAGE) Washington University School of Medicine Caption Ilya Monosov, PhD, shows data on brain activity obtained from monkeys as they grapple with uncertainty. Monosov and colleagues at Washington University School of Medicine in St. Louis have identified the brain regions involved in choosing whether to find out if a bad event is about to happen. Credit Washington University Photographic Services Usage Restrictions This image is to be used in accordance with the mission, policies and guidelines of Washington University in St. Louis. Visit https://wustl.edu/about/compliance-policies/media-policies/multimedia-use/ for more information. 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.