National Security Letters, Committee on the Judiciary, Subcommittee on Constitution, Civil Rights, and Civil Liberties, U.S. House of Representatives, Apr. 15, 2008 (written testimony).
Privacy and Autonomy in Health Research, Committee on Health Research and the Privacy of Health Information: the HIPAA Rule, Institute of Medicine of the National Academies, Washington, DC, Feb. 14, 2008.
Legal and Policy Perspectives, CCTV: Developing Privacy Best Practices, Department of Homeland Security Workshop, Washington, DC, Dec. 17-18, 2007.
Recommendations, Security in Numbers: SSNs and ID Theft, Federal Trade Commission Workshop, Washington, DC, Dec. 10-11, 2007.
Hearing on Social Security Numbers in Public Records and their Role in Identity Theft, Indiana General Assembly (Senator David Ford and Representative Peggy Welch), Indianapolis, IN, Sept. 28, 2002.
Hearing on S.2201, The Online Personal Privacy Act, Committee on Commerce, Science, and Transportation, U.S. Senate, Washington, DC, April 22, 2002 (written testimony).
Hearing on SB773, Committee on Banking and Finance, California General Assembly, Sacramento, CA, June 18, 2001.
Hearing on Privacy in the Commercial World, Committee on Energy and Commerce, Subcommittee on Commerce, Trade, and Consumer Protection, U.S. House of Representatives, Washington, DC, March 1, 2001.
Hearings Relating to Privacy, Conference Committee on S.B. 129, California Senate and General Assembly, Sacramento, CA, Feb. 29, 2000.
Hearing on Financial Privacy, Committee on Banking and Financial Services, Subcommittee on Financial Institutions and Consumer Credit, U.S. House of Representatives, Washington, DC, July 20, 1999.
Hearing Privacy and Electronic Information, Committee on the Judiciary, Subcommittee on Courts and Intellectual Property, U.S. House of Representatives, Washington, DC, March 26, 1998.