Tributes delivered in Congress : Jim Webb, United States Senator, 2007-2013

The next great observatory : assessing the James Webb Space Telescope : hearing before the Committee on Science, Space, and Technology, House of Representatives, One Hundred Twelfth Congress, first session, Tuesday, December 6, 2011

Searching for the origins of the universe : an update on the progress of the James Webb Space Telescope : hearing before the Subcommittee on Space, Committee on Science, Space, and Technology, House of Representatives, One Hundred Fourteenth Congress, first session, March 24, 2015

James Webb Space Telescope : program breach and its implication : hearing before the Committee on Science, Space, and Technology, House of Representatives, One Hundred Fifteenth Congress, second session, July 25, 2018 and July 26, 2018

James Webb Space Telescope : project meeting commitments but current technical, cost, and schedule challenges could affect continued progress : report to congressional committees