Jeb Barnes (IMAGE) University of Southern California Caption Jeb Barnes is a professor of political science at the USC Dornsife College of Letters, Arts and Sciences. (Photo/Peter Zhaoyu Zhou) Credit Photo/Peter Zhaoyu Zhou Usage Restrictions Credit must be given to creator. 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.