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People > Research Faculty > Dr. Barry Ezell  
Barry Ezell

Dr. Barry Ezell

VMASC Chief Scientist
Research Associate Professor
Military & Homeland Security Lead


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Dr. Barry Ezell, 47, is a retired Army officer and combat veteran with 20 years experience in military decision making, operations research and risk analysis in the DoD and DHS, with special emphasis in critical infrastructure protection, Supervisory Control Data Acquisition (SCADA) systems and weapons of mass destruction terrorism risk assessments for Chemical, Biological, Radiological, and Nuclear events. His most recent projects are as the principal investigator for Virginia's Office of Veterans Affairs & Homeland Security's Hampton Roads Full Scale Exercise and project manager for DHS Office of Risk Management and Analysis' Methodological Enhancements to the Risk Assessment Process for Informed Decision Making (RAPID). Ongoing applied research and analytic work combines advanced concepts in adversary modeling for DHS S&T and in developing risk models to inform programmatic decisions at the federal and regional levels of government.

Barry is a member of Hampton Roads Urban Areas Working Group and the Hampton Roads Critical Infrastructure Key Resources Steering Group. He has authored 30+ papers and currently serves as associate editor for Military Operations Research, editor board member for the International Journal of Critical Infrastructures Systems and Biosecurity and Bioterrorism: Biodefense Strategy, Practice, and Science. He is a member of the Society for Risk Analysis, Military Operations Research Society, Institute for Operations Research and the Management Sciences, and Association of the United States Army. Barry is the recipient of Society for Risk Analysis’ Best Paper in a Series, 2010 and recipient of the Distinguished Graduate Award from the Center for Risk Management of Engineering Systems, University of Virginia, 1998. Barry is married to Sarah Ritchotte and has four children: Daniel (26), Michael (21), Reagan (15), and Lucille (4). Barry served as a founding member of the board of directors for Toby’s Dream Foundation where in 2010, and in its first year, raised $325K to provide Dreams to children with life threatening illnesses in Hampton Roads. Barry is also president of Salem Woods Civic Association with a community of 1088 homes, 2005-2008, 2011-present.


Research Areas of Expertise

  • All-hazards Risk and Decision Analysis
  • Operations Research Systems Analysis
  • Probabilistic Risk Assessment
  • Capabilities-Based Assessment
  • Group Facilitation
  • Insurgency and Terrorism M&S



  • Ph.D - Engineering Management and Systems Engineering, Old Dominion University
  • M.S. - Systems Engineering, University of Virginia
  • B.S - Mechnical Engineering Technology, University of Southern Mississippi


Journal Editor for:

  • Military Operations Research
  • International Journal of Critical Infrastructures
  • Journal of Bioterrorism & Biodefense


Research and Scholarship Activities as Principal Investigator

  • Battelle National Bio-defense Institute on bioterrorism risk assessment and adaptive adversary 2008-2011
  • Joint Agile Training Architecture 2010-2011
  • Hampton Roads Full Scale Exercise 2010-2011
  • C4ISR Assessment for Korea Institute for Defense Analysis, 2009-2010
  • Hampton Roads Urban Area Security Initiative Investment Justification prioritization methodology and decision support 2011-Ongoing

Recent Publications

Recent Awards