Ms. Alexandra (Sandy) Landsberg is the Deputy Director for the Department of Defense High Performance Computing Modernization Program (HPCMP), managed by the U.S. Army Engineer Research and Development Center (ERDC), Information Technology Laboratory. Landsberg has over 25 years of experience within the federal government in high performance computing. Prior to joining the DoD HPCMP, Landsberg worked in the Advanced Scientific Computing Research (ASCR) program within the Department of Energy Office of Science. Ms. Landsberg has also held various positions in the Department of Homeland Security (DHS), the Defense Threat Reduction Agency (DTRA), the Naval Surface Warfare Center (NSWC), and the Naval Research Laboratory (NRL). Landsberg interests include computational science and engineering applied to real-world challenges, high-performance computing, and most recently the intersection of compute- and data-intensive applications.