Dr. David J. Alexander serves as the Senior Science Advisor for Resilience at the U.S. Department of Homeland Security (DHS) Science & Technology Directorate (S&T). He also leads the Enduring Sciences Branch of DHS S&T’s Technology Centers Division, which focuses on interdisciplinary research across the physical, biological and life sciences to enhance knowledge, advance state-of-the-art, inform investments and drive actions in national threats, hazards and risks.
Other programs he has spearheaded in DHS S&T include leading the S&T Flood Apex and Hurricane Technology Modernization programs as well as an analysis of Wildland Fire Operational Requirements and Capabilities in support of FEMA, the U.S. Fire Administration and other key stakeholders.
Prior to his role in DHS S&T, Dr. Alexander served as the first appointed Geospatial Information Officer for DHS and as Enterprise GIS Branch lead within FEMA
