Chapters in Books

"Shared Responsibility in International Law: A Normative-Philosophical Analysis" In: André Nollkaemper & Dov Jacobs (eds.), Distribution of Responsibilities in International Law (Cambridge: Cambridge University Press, 2015).

Do We Have a Negative Duty Towards the Global Poor? Thomas Pogge on Global Justice” in Jean-Christophe Merle (ed.), Spheres of Global Justice. Dordrecht: Springer (2013), ch. 48, pp. 595-610.

State Neutrality and the Limits of Religious Symbolism,” in Jeroen Temperman (Ed.) The Lautsi Papers: Multidisciplinary Reflections on Religious Symbols in the Public School Classroom, (Leiden, Boston: BRILLMartinus Nijhoff, 2012), pp. 201-218.

Multiculturalism,” in Hugh LaFollette (Ed.) International Encyclopedia of Ethics (Oxford: Wiley-Blackwell, 2013, pp. 3470–3480).

“Liberal Political Philosophy: the Role of Non-State Actors and Considerations of Global Justice” in Bob Reinalda (Ed.) The Ashgate Research Companion to Non-State Actors (2011: Farnham: Ashgate, pp. 133-146, co-authored with Geoff Gordon).

“Cosmopolitanism in Context” in Roland Pierik & Wouter Werner (Eds.) Cosmopolitanism in Context: Perspectives from International Law and Political Theory. Cambridge, Cambridge University Press (2010, co-authored with Wouter Werner, pp. 1-15).

“Can Cosmopolitanism Survive Institutionalization?” in Roland Pierik & Wouter Werner (Eds.) Cosmopolitanism in Context: Perspectives from International Law and Political Theory. Cambridge, Cambridge University Press (2010, co-authored with Wouter Werner, pp. 275-287).

“Collective Responsibility and National Responsibility” in Helder de Schutter & Ronald Tinnevelt (eds.), Do co-nationals have priority over other human beings?, London and New York: Routledge (2010).

Entry on “Multiculturalism” in: Tony Fitzpatrick, Nick Manning, Gill Pascall, James Midgely & Huck-ju Kwon (eds.), International Encyclopedia of Social Policy (Routledge, 2006, pp. 887-888).

“Fighting Child Labor Abroad: Conceptual Problems and Practical Solutions” in Verna Gehring (Ed.) Ethical Dimensions of Global Development, Lanham, etc.: Rowman & Littlefield (2006, pp. 47-58).

“Child Labor and Global Inequality: Responsibilities and Policies” in Christine M. Koggel (Ed.) Moral Issues in Global Perspective, 2nd edition Vol. 1, Peterborough and New York: Broadview Press, (2006, pp. 253-264).

“Globalization and Global Governance: A Conceptual Analysis,” In W. P. Heere, (Ed.), From Government to Governance: The Growing Impact of Non-State Actors on the International and European Legal System. Cambridge: Cambridge University Press (2004, pp. 454-462).

“The Ideal of Equality in Political Philosophy” in: Wibren van der Burg and Sanne Taekema (eds.) The Importance of Ideals, Brussels, Oxford, etc.: Peter Lang, (2004, pp. 173-96).

“Group Profiles, Equality, and the Power of Numbers,” in: Anton Vedder (ed.), Ethics and the Internet. Antwerpen, Oxford: Intersentia, (2001, pp. 105–123).