James Demmel is the Dr. Richard Carl Dehmel Distinguished Professor of Computer Science and Mathematics at the University of California at Berkeley. Demmel’s research is in high performance computing, numerical linear algebra, and communication avoiding algorithms. He is a member of the National Academy of Sciences, National Academy of Engineering, and American Academy of Arts and Sciences; a Fellow of the AAAS, ACM, AMS, IEEE and SIAM; and winner of the Charles Babbage Award, Sidney Fernbach Award, Paris Kanellakis Award, J. H. Wilkinson Prize in Numerical Analysis and Scientific Computing, and numerous best paper prizes.