The Project Bioshield Act : issues for the 113th Congress

Nuclear terrorism response plans : major cities could benefit from federal guidance on responding to nuclear and radiological attacks : report to the Chairman, Committee on Homeland Security and Governmental Affairs, U.S. Senate

Authorization of Securing the Cities Initiative report (to accompany H.R. 2611) (including cost estimate of the Congressional Budget Office)

Status report on federal and local efforts to secure radiological sources hearing before the Subcommittee on Emerging Threats, Cybersecurity, and Science and Technology of the Committee on Homeland Security, House of Representatives, One Hundred Eleventh Congress, first session, September 14, 2009

"Dirty bombs" : background in brief

Annual threat assessment of the US intelligence community

Annual threat assessment of the Director of National Intelligence for the Senate Select Committee on Intelligence

Worldwide threat assessment of the U.S. intelligence community for the Senate Committee on Armed Services

The evolution of cooperative threat reduction: issues for Congress

Strategic competition and resistance in the 21st century irregular, catastrophic, traditional, and hybrid challenges in context