Bodenhamer, David, and Ely, James, Editors (2008). The Bill of Rights in Modern America, second edition. Indiana University Press. ISBN 978-0-253-21991-6.
Wendy Kaminer (2009). Worst Instincts: Cowardice, Conformity, and the ACLU. Beacon Press. ISBN 978-0-8070-4430-8. A dissident member of the ACLU criticizes its post-9/11 actions as betraying core principles of its founders.
Lamson, Peggy (1976). Roger Baldwin: Founder of the American Civil Liberties Union. Houghton Mifflin Company. ISBN 0-395-24761-6.
Walker, Samuel (1990). In Defense of American Liberties: A History of the ACLU. Oxford University Press. ISBN 0-19-504539-4.
