The Puzzle of PTSD (IMAGE) Virginia Tech Caption People with PTSD have an increased learning response to surprising events compared to people without PTSD, according to a new study led by Pearl Chiu, an associate professor at the Virginia Tech Carilion Research Institute. Credit Davide Bonazzi Usage Restrictions Must always include credit of Davide Bonazzi 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.