Research reports & conference papers
(Sole author unless indicated otherwise.)
Responsible for society?, Nijmegen Political Science Reports, Nijmegen 1991 nr. 10.
Nature: distributed, distributor, or recipient, paper presented at the ECPR Joint Sessions in Colchester, Nijmegen Political Science Reports, Nijmegen 1991 nr. 11.
Aristoteles over rechtvaardigheid. Een inleiding op Aristoteles en de Ethica Nicomachea, boek V, Nijmegen Political Science Reports, Nijmegen 1991 nr. 17.
An impartial band of robbers, paper presented at the annual meeting of the Dutch Political Science Association, Amersfoort 1992.
A question of priority: social and international justice, lecture for the members of the Departments of Politics and of International Relations, University of Keele, Staffordshire, England, January 26, 1994. Published as Nijmegen Political Science Report nr. 29.
The claims of citizens and the cause of international justice: a question of priority, Nijmegen Political Science Reports 1994, nr. 29.
European Constitutional Decision Making. The Case of Green v. Liberal Democratic Concerns, paper presented at the ECPR Joint Sessions of Workshops, Oslo, 30 March - 3 April 1996, Nijmegen Political Science Reports, nr. 36, 1996.
Changing the Parameters of Sustainability. Population Policy and Procreative Rights, paper presented at the second Social Justice and Sustainability seminar, Keele, 21 June 1996.
Biodiversity and Policy Diversity, paper presented at the second European Seminar of IRNES (Interdisciplinary Research Network for the Environment and Society), Florence, 28 June 1996.
Past and Future of Green Liberalism, paper presented at the Fifth Conference of the International Society for the Study of European Ideas, Utrecht, 19-24 Augustus 1996.
The Possibility of Green Liberalism, paper presented at the Fifth Conference of the International Society for the Study of European Ideas, Utrecht, 19-24 Augustus 1996.
The Possibility of Green Liberalism (revised version), paper presented at the Annual Meeting of IRNES (Interdisciplinary Research Network for the Environment and Society), Lancaster, 24-25 September 1996.
An extension of the Rawlsian savings principle to liberal theories of justice in general, paper presented at a conference on Environmental Justice. Global Ethics for the 21st Century, Melbourne, 30 September-4 October 1997.
Sustainable liberal democracy, paper presented at the ECPR Joint Sessions of Workshops, Warwick, 23-29 March 1998.
The umpire strikes back, paper presented at the biannual conference of the International Society for the Study of European Ideas (ISSEI), Haifa, August 1998.
Sustainable development in liberal and non-liberal societies: the incompossibility problem, paper presented at a conference on Wandel der Beziehungsmustern zwischen Staatenwelt, Gesellschaftswelt und Wirtschaftswelt als Anpassung an die Globalisierung, Technische Universität Darmstadt, 15-16 October 1999.
(The "Third Way": The way of justice?), paper presented at a conference on Challenges of the 21st Century and the Third Way, Academy of Social Sciences, Beijing, PR China, 27-29 April 2000.
The politics of the green free market, paper presented at a conference of the International Environmental Association, Montreal, Canada, 21-24 June 2000.
The idea of a policy telos (with Y. Levy MA), paper presented at the ECPR Joint Sessions of Workshops, Grenoble, April 2001.
Against Mass Democracy, paper presented at the annual conference of the Dutch Political Science Association, June 2001.
Maimonides, Ockham and the environment: Do we need the environment hypothesis?, paper presented at the ECPR Joint Sessions of Workshops, workshop The end of environmentalism?, Turin, 22-27 March 2002.
Fragmented citizenship in a global environment, paper presented at a conference on Europe, globalisation and the challenge of sustainability, University of Dundee, Scotland, 19-21 September 2002.
Another nail in the coffin: Some reflections occasioned by the Treaty between the EU and Chile, paper presented at a conference on the International Trade Relations of Chile, University of La Républica, Santiago de Chile, 8 April 2003.
International trade and the environment, paper presented at the Academia Diplomática Andrés Bello, for senior officials, Ministry of Foreign Affairs of the Republic of Chile, Santiago de Chile, 9 April 2003.
Sustainability, global justice and the environment, paper presented at the Academia Diplomática Andrés Bello, Ministry of Foreign Affairs of the Republic of Chile, Santiago de Chile, 9 April 2003.
John Rawls and Liberal Elitism, paper presented at a meeting of the NGO Casa de la Paz, Santiago de Chile, 10 April 2003. Also presented in a masterclass at the Universitad de Desarollo, Santiago de Chile, 14 April 2003.
The social responsibility of the enterprise is a political responsibility, paper presented at a meeting of the NGO Casa de la Paz, Santiago de Chile, 14 April 2003.
Globotopia: the differently global movement and utopianism, paper presented at The Golden Country research seminar, University of Nijmegen, the Netherlands, 6 June 2003.
Sustainability, global justice and the environment: new conceptions and options for reconciliation, paper presented at the VIth NESS conference in Åbo, Finland, 12-14 June 2003.
Lies, damned lies and the environment, paper presented at the ECPR General Conference, Marburg, 18-20 September 2003.
Sustainable democracy and green critique, paper presented at the 7th NESS Conference, Göteborg University, 15-17 June 2005.
Sustainability, democracy and critique, paper to be presented at Double Standards and Simulation: Symbolism, Rhetoric and Irony in Eco-Politics, University of Bath, 2-4 September 2005.
Ecological neutrality and liberal survivalism, invited paper, symposium on Ecological goals and political ideals: Harmony or conflict?, University of Mannheim, 13-14 October 2005.
Democracy and citizenship in Metropolis, ECPR Joint Sessions of Workshops, Nicosia, Cyprus, April 2006.
Liberalism and submission, invited paper, Annual Conference, International Political Science Association IPSA, University of Fukuoka, Japan, July 2006.
John Rawls: Liberalism between Egalitarianism and Elitism, invited paper, presented at a mini-conference at Kyushu University, Fukuoka, Japan, 11 July 2006.
Intergenerational Environmental and Ecological Justice: The Polluter Pays, paper presented at the ECPR Joint Sessions, May 2007, Helsinki.
The polluter pays: Responsibility and intergenerational justice, paper presented at the 4th annual Workshops in Political Theory, Manchester Metropolitan University, 3-5 September 2007.
The fragmentation of state power and of society: Metropolis replaces polis, invited public lecture, Institut für die Wissenschaften vom Menschen, Vienna, 26 February 2008.
Martha Nussbaum, the lion and the lamb, Workshops in Political Theory, Manchester Metropolitan University, 10-12 September 2008; also staff seminar, SPIRE, Keele University, 15 September 2008.
Two Concepts of Political Order, presented at the Politicologenetmaal, Berg en Dal, The Netherlands, 29-30 May 2009, and at the International Political Science Association, XXI World Congress, Santiago, Chile, 12-16 July 2009.
Zero-growth libertarianism, paper presented at the Workshops in Political Theory, Manchester, September 2009.
The ownership of Nature and of Energy, paper presented at Ethics, Energy and the Future, Delft University of Technology, June 24-26, 2010; also at ECPR Summer School in Environmental Politics, Keele University, Keele, UK, 20 (12-23) July 2010.
Environmentalism: A Transatlantic Perspective, paper presented at The Obama Effect: Transatlantic Perspectives Past and Future, Roosevelt Study Center, Middelburg (NL), 27-30 October 2010. Watch online video (requires Flash Player).
The Concept of Nature in Libertarianism, first version presented at the Annual Conference of the Dutch and Flemish Political Science Associations (Amsterdam, the Netherlands, 9-10 June 2011) and at the 8th Annual Meeting of the International Society for Environmental Ethics (Berg en Dal, the Netherlands, 14-17 June 2011); second version tabled for the panel The concept of nature in politics, ECPR General Conference, Reykjavik, 27-30 August 2011.
All Animals Are More Or Less Equal: The proper place of animal citizens in political theory, paper presented at the ECPR Joint Sessions of Workshops, Antwerp, 10-15 April 2012.
Does Fraternity Require Reciprocity?, paper presented at the XXIInd World Congress of IPSA, Madrid, July 2012.
Justice as Violence, Paper presented at the IPSA RC 31 (Political Philosophy) Conference Justice: Violence and Forgiveness, Boston University, 20-22 May 2013.
The Anthropocene, Megalomania, and the Body Ecologic, Paper presented at the ECPR General Conference, Glasgow, 3-6 September 2014.
From Animal Ethics to Animal Political Philosophy, Paper for the 2nd Annual OZSW Conference in Philosophy, Nijmegen, 7-8 November 2014.
Libertarian Notes on the Representation of Future Generations, Paper for the MANCEPT Workshops in Political Theory, 1-3 September 2015, Manchester.
Geo-engineering: a curse or a blessing? Paper for the ECPR Joint Sessions of workshops, Pisa, 24-28 April 2016, Workshop on Environmental Political Theory in the Anthropocene.
The Anthropocene: New Science or Human Megalomania? (El Antropoceno: ¿Nueva ciencia o megalomanía humana?), Lecture at the Fundación Tatiana Pérez de Guzmán el Bueno, Madrid, 12 May 2016. See https://www.youtube.com/watch?v=QAlw4Mjub-Q
Disarming the Anthropocene, Keynote closing lecture, ECPR Summer School in Environmental Politics & Policy, Lille, 24 June 2016.
The Anthropocene: New Research Frontiers, lecture for Chilean students in environmental law, Radboud University & Universidad del Desarrollo, Nijmegen, 5 September 2017.
The Anthropocene and the Republic, paper for the ECPR Joint Sessions of Workshops, Nicosia, April 2018.
Taming the Idea of Rewilding, paper for the ECPR General Conference, Wroclaw, September 2019.
Animal dignity and animal design, paper for the Animal Dignity and the Law conference, Antwerp, initially 3-4 April 2020, moved to 3-4 September 2021,