Jan Klabbers studied international law and political science at the University of Amsterdam, before teaching international law and EU law at the same university. Since 1996 he has taught international law at the University of Helsinki. He was visiting professor at Hofstra University (New York) in 2007 and at the Graduate Institute of International Studies and Development (Geneva) in 2008.

"A work in legal epistemology that focuses on civil litigation in England and Wales, with comparative discussion of France..." --Chronicle of Higher Education

• Part I. Setting the Scene: 1. Introduction; 2. Understanding treaty conflict; Part II. International Law: 3. The pre-Vienna convention regime; 4. Drafting the Vienna convention; 5. Post-Vienna convention developments; Part III. EC Law: 6. The EC and anterior treaties; 7. The UN charter and the European convention; 8. Posterior treaties: Conceptual issues; 9. Posterior treaties: practice; 10. Conclusions.