Nicolas Christin (IMAGE) Carnegie Mellon University Caption Nicolas Christin, a professor at Carnegie Mellon University's School of Computer Science, has been named the new department head of the Software and Societal Systems Department. Credit Carnegie Mellon University 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.