Numerous book chapters, journal and conference publications, and NASA Tech Briefs
Senior Member of IEEE and ACM
Co-founder and Associate Editor-in-Chief of the Journal of Open Source Software
Co-founder of the US Research Software Engineer Association (US-RSE)
Co-founder and Steering Committee Chair of the Research Software Alliance (ReSA)
Research Experience
Senior Fellow, Computation Institute (CI), University of Chicago & Argonne National Laboratory (2009–2016)
Guest Faculty, Argonne National Laboratory (2016–2021)
Program Director, Division of Advanced Cyberinfrastructure, NSF (2012–2016)
Director for Cyberinfrastructure Development, CCT, Louisiana State University (2006–2009)
Adjunct Associate Professor, LSU Department of Electrical and Computer Engineering (2006–2013)
Open Grid Forum Area Co-director for Applications (2010–2012)
TeraGrid GIG Director of Science (2008–2011)
Various roles at JPL (1996–2006), including Supervisor of Parallel Applications Technologies group and Area Program Manager of High End Computing
Computational Scientist at Cray Research / Silicon Graphics, on-site at JPL and Caltech (1993–1996), specializing in parallel computational electromagnetics
Background
Chief Scientist at the National Center for Supercomputing Applications (NCSA), University of Illinois Urbana-Champaign
Research Professor in the Siebel School of Computing and Data Science and the School of Information Sciences (iSchool) at UIUC
Better Scientific Software (BSSw) Fellow
Research interests focus on developing and using advanced cyberinfrastructure to solve challenging multi-scale problems
Technical research areas include applications, algorithms, fault tolerance, and programming in parallel and distributed computing (HPC, Grid, Cloud, etc.)
Also interested in policy issues such as citation/credit mechanisms for software and data, community collaboration practices, and career paths for computing researchers