• Paul Boyer, Purity in Print: Book Censorship in America from the Gilded Age to the Computer Age, University of Wisconsin Press, 2nd edition, 2002

• Robert Cohen and Reginald E. Zelnick, The Free Speech Movement: Reflections on Berkeley in the 1960s, University of California Press, 2002
  

• Ronald K.L. Collins and Sam Chaltain, We Must Not Be Afraid to Be Free: Stories of Free Expression in America, Oxford University Press, 2011

• Ronald K.L. Collins and David M. Skover, The Trials of Lenny Bruce: The Rise and Fall of an American Icon, Sourcebooks, 2002

• Michael Kent Curtis, Free Speech, "The People's Darling Privilege": Struggles for Freedom of Expression in American History, Duke University Press, 2002

• Edward de Grazia, Girls Lean Back Everywhere: The Law of Obscenity and the Assault on Genius, Random House, 1992

• David Everitt, A Shadow of Red: Communism and the Blacklist in Radio and Television, Ivan R. Dee, 2007

• Stephen M. Feldman, Free Expression and Democracy in America, University of Chicago Press, 2008

• Christopher Finan, From the Palmer Raids to the Patriot Act: A History of the Fight for Free Speech, Beacon Press, 2007

• Fred W. Friendly, Minnesota Rag: The Dramatic Story of the Landmark Supreme Court Case That Gave New Meaning to Freedom of the Press, Random House, 1981

• Jay Gertzman, Bookleggers and Smuthounds: The Trade in Erotica, 1920-1940, University of Pennsylvania Press, 1998

• David Hajdu, The Ten-Cent Plague: The Great Comic-Book Scare and How It Changed America, Farrar, Straus and Giroux, 2008

• Marjorie Heins, Not in Front of the Children: "Indecency," Censorship, and the Innocence of Youth, Rutgers University Press, 2007

• Helen Lefkowitz Horowitz, Rereading Sex: Battles Over Sexual Knowledge and Suppression in Nineteeth Century America, Knopf, 2002

• David Hudson, Let the Students Speak! A History of the Fight for Free Expression in American Schools, Beacon Press, 2011

• Geoffrey R. Stone, Perilous Times: Free Speech in Wartime from the Sedition Act of 1798 to the War on Terrorism, Norton, 2004