Dr. Todd Roberts, UT Southwestern Medical Center (image) UT Southwestern Medical Center Share Print E-Mail Caption Dr. Todd Roberts examines a zebra finch inside his lab at the O'Donnell Brain Institute. Photo by David Gresham, UT Southwestern. Credit UT Southwestern Usage Restrictions None Share Print E-Mail 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.