The Clean Water Act after 37 years recommitting to the protection of the nations' waters : hearing before the Committee on Transportation and Infrastructure, House of Representatives, One Hundred Eleventh Congress, first session, October 15, 2009

Cooperative federalism under the Clean Air Act : state perspectives : hearing before the Subcommittee on Clean Air and Nuclear Safety of the Committee on Environment and Public Works, United States Senate, One Hundred Fifteenth Congress, second session, April 10, 2018

Intergovernmental mandates in federal legislation

DHS challenges in consolidating terrorist watch list information

National Summit on Intelligence Gathering, Sharing, Analysis, and Use after 9-11 : measuring success and setting goals for the future

Modernizing NEPA for the 21st century : oversight hearing before the Committee on Natural Resources, U.S. House of Representatives, One Hundred Fifteenth Congress, first session, Wednesday, November 29, 2017

Protecting your community from terrorism : strategies for local law enforcement

The way forward with fusion centers challenges and strategies for change : hearing before the Subcommittee on Intelligence, Information Sharing, and Terrorism Risk Assessment of the Committee on Homeland Security, House of Representatives, One Hundred Tenth Congress, first session, September 27, 2007

Information sharing connecting the dots at the federal, state, and local levels : hearing before the Committee on Homeland Security and Governmental Affairs, United States Senate, One Hundred Tenth Congress, second session, June 23, 2008

Examining 287(G) the role of state and local law enforcement in immigration law : hearing before the Committee on Homeland Security, House of Representatives, One Hundred Eleventh Congress, first session, March 4, 2009