I am currently a Senior Scientist and Department Head in Department of Computational and Applied Mathematics (CAM) at Oak Ridge National Laboratory (ORNL). I am also a Joint Faculty Professor in the Department of Mathematics at the University of Tennessee.
From 2008-2011, I was the Director of Quantitative Analysis & Trading at NextEra Energy Power Trading LLC.
My research interests include approximation theory, numerical and functional analysis, as well as high-performance algorithms, with particular focus large-scale applications. A listing of my publications and most recent ORNL reports can be found here. A listing of my funding support can be found here.