Introduction to Homeland Security: .

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Willard M. Oliver is professor of criminal justice'in the College of Criminal Justice at Sam Houston State University, Huntsville, Texas. He holds a Ph.D. and M.A. in political science from West Virginia University and a M.S. and B.S. in criminal justice from Radford University.' He is the author of numerous peer-reviewed journal articles and books, including Homeland Security for Policing, which is widely used in both criminal justice and homeland security courses.'He is a retired Major from the U.S. Army Military Police Corps and is a decorated Veteran of the Persian Gulf War.'He is also a former police officer from the Washington, D.C. Metropolitan area.' Oliver is a black belt in the martial arts and is'an avid marathon runner.

Nancy E. Marion is professor of political science and associate chair of the Department of Political Science at the University of Akron, Akron, Ohio. She holds a Ph.D. and M.A. in political science from the State University of New York, an M.S. in criminal justice from American University and a B.S. in administration of justice from Pennsylvania State University. She is the author of numerous peer-reviewed journal articles and books, including The Public Policy of Crime and Criminal Justice. Her research interests center around the interplay of politics and criminal justice/homeland security policy.'Most recently, she was awarded a research grant from the Canadian government to study border security issues and the “intermestic” nature of homeland security policies.

Joshua B. Hill is an Assistant Professor at The University of Southern Mississippi. He holds a Ph.D. in Criminal Justice, an M.A. in Criminology and Criminal Justice from Sam Houston State University, and a B.A. in International Relations from the University of Central Florida. His research interests include terrorism, international policing, and research methods. He has prior experience as a project manager with an NGO, the Institute for the Study of Violent Groups (ISVG), focusing on open-source collection of terrorist information. He most recently published an article examining terrorism culpability in the Journal of Defense Modeling and Simulation.