Barry C. Ezell

Senior Principal Analyst

Dr. Ezell is a retired Army officer with 24 years of experience in military decision-making, operations research and risk analysis in the U.S. Department of Defense (DoD) and U.S. Department of Homeland Security (DHS), with senior risk analysis expertise in critical infrastructure protection, industrial control systems, and CBRNE events.  His most recent projects include 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.  Ongoing applied research and analytic work combines advanced concepts in adversary modeling, verification and validation for radiological nuclear terrorism risk assessment, transportation infrastructure cyber risk assessment, and developing risk models to inform programmatic acquisition decisions at the federal and regional levels of government.


Ph.D., Engineering Management, Old Dominion University, 2005
M.S., Systems Engineering, University of Virginia, 1998
B.S., Mechanical Engineering Technology, University of Mississippi, 1988

Selected Publications and Presentations

Dennis Buede, Suzanne Mahoney, Barry Ezell, and John Lathrop (2012) Using Plural Models for Predicting Decisions Made by Adaptive Adversaries, Reliability Engineering and System Safety, Vol. 108, December 2012, 77-89.

Barry Ezell, Joshua Behr, and Andrew Collins (2012) Identifying Factors that Influence Terrorist Decisions and Target Selection, Journal of Homeland Security and Emergency Management: Vol. 9: Iss. 1, Article 1.

Barry C. Ezell, Detlof von Winterfeldt, Steven Bennett, John Sokolowski, and Andrew J. Collins, Probabilistic Risk Analysis and Terrorism Risk, Risk Analysis, Vol. 30. No.1 2010.

Barry Charles Ezell, Detlof von Winterfeldt. Biosecurity and Bioterrorism: Biodefense Strategy, Practice, and Science. March 2009, 7(1): 108-110.

Barry C. Ezell, “Critical Infrastructure Vulnerability Assessment Model (I-VAM)”, Risk Analysis, Vol. 27, No. 3., 2007.

Barry C. Ezell and Kenneth Crowther, “Philosophical Issues and Their Implications for the Systems Architect”, Foundations of Science, Jun, 2007.

Barry C. Ezell, Yacov Y. Haimes, and James H. Lambert, “Risks of Cyber Attack to Water Utility Supervisory Control and Data Acquisition Systems”, Military Operations Research Journal, Vol. 6, No. 2, 2001.

Barry C. Ezell, John V. Farr, and Ian Wiese, “The Infrastructure Risk Analysis Model”, The American Society of Civil Engineers (ASCE):  Journal of Infrastructure Systems, Vol. 6, No. 3, 2000.

Barry C. Ezell, John V. Farr, and Ian Wiese, “An Infrastructure Risk Analysis of a Municipal Water Distribution System”, The American Society of Civil Engineers (ASCE):  Journal of Infrastructure Systems, Vol. 6, No. 3, 2000.

Invited Speaker: Society of Risk Analysis Conference:  Quantifying Vulnerability to Critical Infrastructure and Net-centric Risk Analysis,4-6 December 2006; Homeland Security Symposium, University of Southern California, 15-16 January 2005; Keynote Address Inaugural National SCADA Conference of New Zealand, 28-29 October 2003; SCADA Conference, Sydney, Australia, 18 June 2003; and European SCADA Conference, London, England, 14-16 February 2003.

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