Krishnan Raghavan-Headshot-1x1 (IMAGE) DOE/Argonne National Laboratory Caption Krishnan Raghavan, an assistant computational scientist, will mentor Karen Medlin, who is researching applied mathematics as part of the SCGSR program. Credit (Image by Argonne National Laboratory.) Usage Restrictions none License Original 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.