Lectures and supervises International Law and Jurisprudence.

Lectures Public Law (Tripos Seminar).

Supervises Constitutional Law.

Lectures Foundations of International Law and Jurisprudence.

Forthcoming: 'The place of law: old questions for new natural lawyers' (Princeton UP)

The Nature of Customary Law: Philosophical, Historical and Legal Perspectives (Ed) (Cambridge University Press)

Publisher Cambridge University Press Published May 2007 ISBN 978-0-521-87511-0 Link http://www.cambridge.org/catalogue/catalogue.asp?isbn=978052... Co Authors Chapters by Alan Cromartie; Ross Harrison; David Ibbetson; Christoph Kletzer; Randall Lesaffer; Michael Lobban; James Bernard Murphy; Amanda Perreau-Saussine; Jean Porter; Gerald Postema; Frederick Schauer; John Tasioulas; Brian Tierney.

""Kant and Kantian philosophies of international law"" (Ed) in Samantha Besson and John Tasioulas (Ed), The philosophy of international law (OUP), pp. 53-75 (Forthcoming, March 2010)

""Lauterpacht and Vattel on the sources of international law: the place of private law analogies and general principles" in Peter Haggenmacher and Vincent Chetail (Ed), Vattel's International Law in a XXIst Century Perspective

"The character of customary law: an introduction" in Amanda Perreau-Saussine and James Murphy (Ed), The nature of customary law: philosophical, historical and legal perspectives (Cambridge University Press)

Publisher Cambridge University Press Published May 2007 ISBN ISBN-13: 9780521875110 Link http://www.cup.cam.ac.uk/catalogue/catalogue.asp?isbn=978052... Authors Amanda Perreau-Saussine and James Murphy (Ed)

"Three ways of writing a treatise on public international law: textbooks and the nature of customary international law" in Amanda Perreau-Saussine and James Murphy The nature of customary law: philosophical, historical and legal perspectives (Cambridge University Press)

Publisher Cambridge University Press Published May 2007 ISBN ISBN-13: 9780521875110 Link http://www.cup.cam.ac.uk/catalogue/catalogue.asp?isbn=978052... Authors Amanda Perreau-Saussine and James Murphy

"Jurisprudence as a source of international law: Oppenheim as a case study" in Matthew Craven, Malgosia Fitzmaurice and Maria Vogiatzi (Ed), Time, History and International Law (Brill, Leiden)

Publisher Brill, Leiden Published Dec 2006 ISBN ISBN-10: 9004154817 ISBN-13: 978-9004154810 Link http://www.brill.nl/default.aspx?partid=18&pid=25913... Authors Matthew Craven, Malgosia Fitzmaurice and Maria Vogiatzi (Ed)

"Foreign views on eating aliens: the roots and implications of recent English decisions on customary international law as a source of common law limits on executive power" in Colin Warbrick and Stephen Tierney (Ed), Towards an international legal community? The sovereignty of states and the sovereignty of international law (British Institute for International and Comparative Law)

Publisher British Institute for International and Comparative Law Published Aug 2006 ISBN ISBN-10: 090306779X ISBN-13: 978-0903067799 Link http://www.law.cam.ac.uk/faculty-resources/summary/quotforei... Authors Colin Warbrick and Stephen Tierney (Ed)

"The development of international human rights law (reprinted (combined with following paper) as Chapter 6 "International human rights standards and organizations" in AI’s Campaigning Manual)" in (Amnesty International)

"Amnesty International and treaty monitoring bodies (reprinted (combined with paper above) as Chapter 6 "International human rights standards and organizations" in AI’s Campaigning Manual)" in (Amnesty International)

"Review of Human rights and legal history: essays in honour of Brian Simpson by Katherine O’Donovan and Gerry Rubin" 60 Cambridge Law Journal (2001) 419-438

"Review of The idea of human rights by Michael Perry" 58 Cambridge Law Journal (1999) 222-259

"Pyrrhic public law: Bancoult and the sources, status and content of common law limitations on prerogative power" [2009] Public Law 697-722

"British acts of state in English courts" 2007 BYIL 179-254

"An outsider on the inside: Hart’s limits on jurisprudence" 56 Toronto Law Journal (Fall 2006)371-388

"Visiting Foreign Grandmothers In; Persecuted Aliens Out" 16 King's College Law Journal (2005) 382-398

"Bentham and the boot-strappers of jurisprudence" 63 CLJ (July 2004) 346–38

"The shades of grey in the rule of international law (on CND v Prime Minister)" 62 CLJ (2003) 538

"A tale of four green-grocers, a fishmonger, and the seeds of a constitutional court (on R v Thoburn)" 61 Cambridge Law Journal (2002) 499-544

"Natural law, international law and political reasoning" (LSE Forum in Legal & Political Theory, May 2010)

"Artificial reason: British perspectives on the rule of law" (Vienna Workshop on International Constitutional Law, May 2010)

"Justice et raison artificielle en droit constitutionnel britannique contemporain" ("Les visions morales de la justice constitutionnelle", Paris II, Mar 2010)

"Changing the rules" ("Opting Out of Customary International Law" Scholarship Roundtable, Duke Center for International and Comparative Law, Jan 2010)

"Customary law as a guide to natural justice" (Chapel Hill Philosophy Department Talk (North Carolina), Jan 2010)

"Positive law as a guide to natural justice" (Georgetown Law and Philosophy Workshop, Jan 2010)

"Grotius's question: are natural laws disguised divine laws?" ("Working Group on International Law and Theology" Center for Theological Inquiry, Princeton (convened by Robin Lovin and Jeremy Waldron), Sep 2009)

"Natural law, international law and political reasoning" (Keynote lecture, International law and global justice conference, Department of Politics and International Relations, University of Oxford, May 2009)

"Natural law without nonsense or stilts" (Bentham Seminar series, University College London, Mar 2009)

"Alberico Gentili and the sources of international law" (All Souls, Oxford/BIICL joint conference commemorating Gentili, Jun 2008)

"International law and sovereignty" (New York (NYU/Center for Theological Inquiry, Princeton Seminary), May 2008)

"British acts of state abroad in British courts" (BIICL/SLS Conference on International law and the English legal system, London, Apr 2008)

"Vattel and the sources of international law: private law analogies and general principles" (Graduate Institute for International Studies, Geneva, Feb 2008)

"Natural law and international law" (Princeton (Center for Theological Inquiry), Jan 2008)

"Old questions for new natural lawyers" (Oxford Jurisprudence Discussion Group, Nov 2007)

"Kant and Kantian philosophies of international law" (Universities of Fribourg and Oxford, Feb 2007)

"Commentator at workshop on 'The normativity of law'" (Forum for Law and Philosophy, University of Birmingham, Nov 2006)

"Radbruch, Raz and contemporary natural law theories" (University of Bristol Radbruch Colloquium (organised by Stanley Paulson and Julian Rivers), Jan 2006)

"Hart’s method in jurisprudence" (Cambridge Forum for Legal and Political Philosophy, Nov 2005)

"'Jurisprudence and acts of state in English law' Leader of and speaker at colloquium/workshop" (Lauterpacht Research Centre for International Law and Centre for Public Law, Cambridge, Oct 2005)

"Organiser of and speaker at closed colloquium on The nature of customary law (sponsored by inter alia The British Academy): contributor to and editor of volume based on proceedings, above." (Lauterpacht Research Centre for International Law and Newnham College, Cambridge, Sep 2005)

"Christopher St German" (Centre for Public Law, Cambridge, May 2005)

"Jeremy Bentham and legal positivism" (Bentham Seminar Series, Bentham Project, University College London, Mar 2005)

"'Old questions for new natural lawyers' and 'Oppenheim’s jurisprudence as a source of international law'" (University of Tilburg, Netherlands Guest lectures, Mar 2005)

"Foreign views on eating aliens" (University of Nottingham International Law Association Regional seminar series, Feb 2005)

"Jurisprudence as a source of international law: Oppenheim as a case study" (British Institute for International and Comparative Law, London Conference on International legal positivism, Dec 2004)

"Oppenheim and the sources of international law" (Queen Mary College, London, conference on Time, History and international law, Oct 2004)

"Hart and the noble lie of legal positivism" (University of Toronto, Canada: Legal Theory Workshop, Sep 2004)

"British common lawyers on international law" (Public Lecture Series in Legal History, Institute for Advanced Legal Studies, London, May 2004)

"The noble lie of jurisprudence" (Dartmouth College, USA: Rockefeller Center Seminar series, May 2004)

"Approaches to custom as a source of law" (Lauterpacht Research Centre for International Law, Cambridge: The History, Theory and Jurisprudence of International Law seminar series, Apr 2004)

"The noble lie of legal positivism" (Moral Sciences Club, University of Cambridge, Feb 2004)

"Custom and reason as sources of public law: some recent English cases on customary international law" (Centre for Public Law seminar series, Cambridge, Oct 2003)

"Common law and international law: the assumptions beneath some recent English decisions" (London School of Economics: AGM International Law Association (British Branch) Theory Committee, Sep 2003)

"Finnis’s natural law theory" (University of Leeds Legal Theory Group seminar, Society for Legal Scholars Annual Conference, Sep 1999)

"The bones of the 1503 dinosaur (Internal policy paper for Amnesty International on the confidential UN 1503 mechanism)" (Amnesty International, Dec 1994)

Article/Casenote/Book Excerpt