Ali Butt (IMAGE) Virginia Tech Caption Professor of Computer Science Ali Butt is a co-author on the paper being presented at Supercomputing 2018 in Dallas. Credit Virginia Tech Usage Restrictions Photo can only be used with appropriate caption and credit. 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.