1. John Mueller is Senior Research Scientist at the Mershon Center for International Security Studies and Adjunct Professor in the Department of Political Science, both at Ohio State University, and Senior Fellow at the Cato Institute in Washington, D.C.
2. Mark G. Stewart is Australian Research Council Professorial Fellow and Professor and Director at the Centre for Infrastructure Performance and Reliability at the University of Newcastle in Australia.
3. Their book, Terror, Security, and Money: Balancing the Risks, Benefits, and Costs of Homeland Security, was published by Oxford University Press in 2011.