(2015). “Robert Nozick,” in The Cambridge Rawls Lexicon, eds. J. Mandle and D. Reidy, Cambridge: Cambridge University Press, pp. 561-5.
(2015). “John Locke – anarkistisk libertarianisme”/“John Locke – Libertarian Anarchism.” The Norwegian version appears in Politisk filosofi. Fra Platon til Hannah Arendt,ed. Jørgen Pedersen, Pax Forlag, pp. 370-93. (Norwegian anthology of essays on central figures in the history of political philosophy.) The English version (“John Locke – Libertarian Anarchism”) is published in Philosophie de la justice/Philosophy of Justice, Vol. 12 in the series Contemporary Philosophy, ed. Guttorm Fløistad, Springer: the Netherlands, pp. 157-76.