•Colclough, David, Freedom of Speech in Early Stuart England. Cambridge: Cambridge University Press 2005.
•Copeland, Rita, Criticism and Dissent in the Middle Ages. Cambridge: Cambridge University Press 1996.
•Davis, Richard W. (ed.), The Origins of Modern Freedom in the West. Stanford University Press 1995.
•Dumolyn, Jan and Jelle Haemers, ‘‘A Bad Chicken was brooding.’ Subversive speech in late Medieval Flanders’. In: Past and Present 214 (2012), pp. 45-86.
•Foucault, Michel, Le gouvernement de soi et des autres. Cours au Collège de France (1982-1983). [Translation in modern English]
•Foucault, Michel, Le courage de la vérité. Le gouvernement de soi et des autres II: cours au Collège de France (1983-1984). [Translation in modern English]
•Friedman, Ian C., Freedom of Speech and the Press. New York: Facts on File, Inc. 2009. Joseph, John E., ‘Historical Perspectives on Language and Identity’. In: Sian Preece (ed.), Routledge Handbook of Language and Identity. London: Routledge 2016.
•Liddy, Christian, “Sire ye be not king’: Citizenship and Speech in Late Medieval and Early Modern England’, The Historical Journal 60 (2017).
•Peter Matheson, ‘Breaking the Silence: Women, Censorship, and the Reformation’, The Sixteenth Century Journal 27 (1996), pp. 97-109
•Van Renswoude, Irene, The rhetoric of free speech in late antiquity and the early middle ages, Cambridge: Cambridge University Press 2019.
•Veldhuizen, Martine Veldhuizen, The Sins of the tongue in the Medieval West. Middle Dutch notions of sinful, unethical and criminal words 1300-1550, Turnhout: Brepols 2017.
•Veldhuizen, Martine (in Dutch, use translation option of subtitles): video on the YouTube channel of Utrecht University created by Martine on truth-tellers in late medieval narratives, ‘Episode 7: what is the history of free speech? Speaking truth to power,’ https://www.uu.nl/***** - 6,58 minutes.
•Wood, Andy, W., ‘The Queen is “a Goggyll Eyed Hoore”: Gender and seditious speech in early modern England', in Nicholas Tyacke (ed.), The English Revolution, c. 1590-1720: Politics, Religion and Communities. Manchester: Manchester University Press 2007, pp. 81-94.