Letter to U.S. Senate on U.S. Nuclear Policy, September 28, 2009
Letter to U.S. Senate Urging Ratification of New START Treaty, November 29, 2010
Letter to U.S. Senate on Funding for Reliable Replacement Warhead Program, December 5, 2005
Letter to Secretary of State Clinton on U.S. Policy Towards Nuclear Nonproliferation , April 8, 2009
Letter to U.S. House of Representatives in Support of Global Security Priorities Act and Nuclear Nonproliferation Efforts, February 5, 2008
Letter to President Obama in Support of the New START Treaty, in Spanish, April 8, 2010
Letter to President Obama in Support of New START Treaty, April 8, 2010
Letter to U.S. House of Representatives on Global Security Priorities Resolution and Savings from Reducing Nuclear Arsenal, November 2, 2009
Letter to U.S. House of Representatives Regarding Global Security Priorities Act and Nuclear Nonproliferation, March 30, 2009
Letter to U.S. House of Representatives on Global Security Priorities Act and Nuclear Arms Reduction, July, 11, 2008
Letter to Congress Urging the End of Funding for Reliable Replacement Warhead Program, May 9, 2007
Letter to Congress Regarding Research on Robust Nuclear Earth Penetrator, May 10, 2005
Letter to Archbishop of San Salvador Rivera Damas Concerning the Assassination of Bishop Ramos in El Salvador, June 30, 1993
Letter to National Security Advisor on Afghanistan and Pakistan, April 6, 2011
Letter to General Jones from Bishop Hubbard on Afghanistan, December 18, 2009
Letter to U.S. Senate on Funding for Nuclear Weapons in the Energy and Water Appropriations Bill, September 15, 2003
Letter to U.S. Senate on Nuclear Weapons Research Funding, July 18, 2005
The Challenge of Peace, God's Promise and Our Response, May 3, 1983
Strategic Defense Initiative: Moral Questions, Public Choices, 1988
Moral Reflections on U.S. Nuclear Policy, April 26, 2010