Robin D. G. Kelley, Freedom Dreams: the Black Radical Imagination (Boston: Beacon Press, 2002).
George Lipsitz, The Possessive Investment in Whiteness: How White People Profit from Identity Politics (Philadelphia: Temple Univ. Press, 1998).
Etienne Balibar, James Swenson (trans.), We, the People of Europe?: Reflections on Transnational Citizenship (Princeton: Princeton Univ. Press, 2004).