1. John Rawls, A Theory of Justice, rev. ed. (Cambridge, MA: Harvard University Press, 1999).
2. John Rawls, Political Liberalism (New York: Columbia University Press, 1996).
3. Barry Bull, “A Political Theory for the Normative Assessment of School Reform in the U.S.,” in T. Kvernbekk and B. Nordtug, eds., The Many Faces of Philosophy of Education: Traditions, Problems and Challenges (Oslo, Norway: University of Oslo Institute of Educational Research, 2002), 72–89.
4. Barry Bull, Royal Fruehling, and Virgie Chattergy, The Ethics of Multicultural and Bilingual Education (New York: Teachers College Press, 1992).
5. Barry Bull, “Standards-Based School Reform and Liberty: A Normative Assessment,” in G. Jover and P. Villemor, eds., Voices of Philosophy of Education (Madrid, Spain: Universidad Complutense, 2004), 90–99.