Rana Ashkar, Virginia Tech (IMAGE) Virginia Tech Caption In this 2018 photo, Assistant Professor Rana Ashkar sits in her Roberson Hall office. Credit Virginia Tech Usage Restrictions Credit Virginia Tech 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.