American Library Association; American-Arab Anti-Discrimination Committee; Association of Research Libraries; Bill of Rights Defense Committee/Defending Dissent; Brennan Center; Campaign for Liberty; Center for Democracy and Technology; Constitution Project; CREDO Mobile; Demand Progress; Electronic Frontier Foundation; Electronic Privacy Information Center; Federation of American Scientists Project on Government Secrecy; Fight for the Future; Free Press Action Fund; Government Accountability Project; Liberty Coalition; National Security Archive; National Security Counselors; Open The Government; OpenTheGovernment.org; Participatory Politics Foundation; Principled Action in Government; Progressive Change Campaign Committee; Project on Government Oversight; Public Citizen; R Street Institute; Restore the Fourth; Rhode Island Coalition to Defend Human and Civil Rights; RootsAction.org; Sunlight Foundation; World Privacy Forum; X-Lab(9/13/2016)
Access; Advocacy for Principled Action in Government; American Association of Law Libraries; American Booksellers for Free Expression; America Civil Liberties Union; American Library Association; Arab-American Anti-Discrimination Committee; Association of Research Libraries; Bill of Rights Defense Committee; Brennan Center for Justice; Campaign for Liberty; Center for Democracy & Technology; Computer & Communications Industry Association; The Constitution Project; Constitutional Alliance; Council on Islamic American Relations; CREDO; Cyber Privacy Project; Data Foundry, Inc.; Defending Dissent Foundation; Demand Progress; DownsizeDC.org; Electronic Frontier Foundation; Free Press Action Fund; Fight for the Future; FreedomWorks; Golden Frog, GmbH; Government Accountability Project; Gun Owners of America; Human Rights Watch; i2Coalition; Internet Archive; Media Alliance; Liberty Coalition; National Association of Criminal Defense Lawyers; National Coalition Against Censorship; New America’s Open Technology Institute; The Niskanen Center; OpenMedia; OpenTheGovernment.org; Participatory Politics Foundation; Project on Government Oversight; R Street; Republican Liberty Caucus; Restore the Fourth; RootsAction.org; ServInt; Silent Circle; Sunlight Foundation; TechFreedom; Venture Politics(5/28/2015)