Letter to Ambassador Ron Kirk, United States Trade Representative, concerning ACTA.
- Letter to Elias A. Zerhouni re: NIH Public Access Policy (Aug. 31, 2004)
- Letter to Sam Brownback re: Consumers, Schools and Libraries Digital Rights Management Awareness Act of 2003 (Sept. 24, 2003)
- Letter to Nancy Pelosi re: Foreign Intelligence Surveillance Act (FISA) (Oct. 4, 2007)
- Letter to Senate Committee on the Judiciary re: Judiciously Using Surveillance Tools In Counterterrorism Efforts (JUSTICE) Act (Sept. 30, 2009)