"eHealth and Privacy in U.S. Employer Wellness Programs," Under Observation: The Interplay between eHealth and Surveillance, Samantha Adams, Nadezhda Purtova, Ronald Leenes, (eds.), Springer, 2017.
“Privacy Issues in Identity Verification,” IEEE Security & Privacy, May 2014.
“Privacy Issues in New Government ID Systems: The Impact of New Standards for Credentials,” Keesing Journal of Documents & Identity, Issue 17, 2006, p. 25.
“RFID Privacy in ID and Travel Documents,” Keesing Journal of Documents & Identity, Issue 13, August 2005, p. 7 (co-authored with Claire Barrett).
“Complying with HIPAA Privacy and State Law: Implementation Issues for Multistate Companies,” Privacy Officers Advisor, Vol. 2, No. 1, October 2002.
Scaffolding the New Web: Standards and Standards Policy in the Digital Economy, MR-1215-OSTP, RAND, 2000 (co-authored with Martin Libicki et al.)
Eindrapport Onderbouw technologiebeleid (Final Report on Technology Selection for Inland Traffic and Transport), European-American Center for Policy Analysis (EAC/RAND) and Coopers&Lybrand, Delft, 1996.
19th Annual Privacy and Security Conference, Victoria, BC, February 2018
Privacy Law Scholars Conference, June 2015
Tilburg Institute for Law, Technology and Society, "Under Observation: Synergies, Benefits and Trade-Offs of eHealth and Surveillance," the Netherlands, April 2015
Aspen Institute Panel, “Getting Serious on the Net Neutrality Debate,” June 2014
Northern Virginia Technology Council, Privacy and Security Committee, June 2012
Healthcare Information and Management Systems Society, June 2007
Department of Homeland Security Data Privacy and Integrity Advisory Committee, September 2005 and December 2005
Invited testimony, National Committee on Vital and Health Statistics, February 2004
Comments Regarding Medicare and Medicaid Programs; Patient Protection and Affordable Care Act; Interoperability and Patient Access for Medicare Advantage Organization and Medicaid Managed Care Plans, State Medicaid Agencies, CHIP Agencies and CHIP Managed Care Entities, Issuers of Qualified Health Plans in the Federally-Facilitated Exchanges and Health Care Providers, May 2019