Brian Summa (IMAGE) Tulane University Caption Brian Summa, PhD, associate professor of computer science at Tulane University. Credit Tulane University Usage Restrictions Credit must be given to the creator. No derivatives or adaptations of the work are permitted. License CC BY-ND 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.