Former Dean, School of Engineering and Vannevar Bush Professor of Engineering, Massachusetts Institute of Technology. 2010-13, Director, National Science Foundation, a $7-billion independent federal agency in the US charged with advancing all fields of fundamental science and engineering research and related education. Since 2013, President, Carnegie Mellon University. Only current university president to be elected to all three National Academies – the Institute of Medicine (2013), the National Academy of Sciences (2012) and the National Academy of Engineering (2002). One of only 16 Americans with membership in all three National Academies. Has co-authored more than 250 journal articles and registered 21 patents.