Michael Fanselow (IMAGE) University of California - Los Angeles Caption Senior author Michael Fanselow and a team of psychologists and neurologists discovered that a traumatic brain injury causes changes in a brain region called the amygdala. Credit Reed Hutchinson/UCLA 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.