This volume capitalizes on 40 years of international experience, described and analytically examined by a group of experts on the subject. Multiple issues the Convention covers include the aspects of conclusion, interpretation, reservations, amendment and modification, validity and other issues relating to treaties are covered. Based on the BIICL 50th Anniversary event held in London (40th Anniversary of the Vienna Convention on the Law of Treaties).

Sarah Williams
Alan Boyle
Reflections on the Treaty as a Law-making Instrument
Jan Klabbers
Not Re-visiting the Concept of Treaty
Anthony Aust
Amendment of Treaties
Malgosia Fitzmaurice
Dynamic (Evolutive) Interpretation of Treaties and the European Court of Human Rights
Richard Gardiner
The Role of Preparatory Work in Treaty Interpretation
Alexander Orakhelashvili
The Recent Practice on the Principles of Treaty Interpretation
Paul Eden
Plurilingual Treaties: Aspects of Interpretation
Mary E Footer
International Organizations and Treaties: Ratification and (Non)-implementation of the Other Vienna Convention on the Law of Treaties

Alexander Orakhelashvili, Sarah Williams (dir.), 40 Years of the Vienna Convention on the Law of Treaties, British Institute of International and Comparative Law, 2010.
Contributors: Alan Boyle, Malgosia Fitzmaurice, Mary Footer, Anthony Aust, Richard Gardiner, Jan Klabbers, Paul Eden, Alexander Orakelashvili, and with a preface by Sir Franklin Berman.

Alexander Orakhelashvili is a Lecturer at the Law School, University of Birmingham. He obtained his LLM cum laude from the University of Leiden and his PhD from the University of Cambridge. In 2005–2008 he was a Junior Research Fellow in Law at Jesus College Oxford, and has taught international law at the universities of London, Cambridge and Oxford. His research interests include all areas of public international law. He has published Peremptory Norms in International Law (OMIL, OUP, 2006; paperback 2008), and Interpretation of Acts and Rules in Public International Law (OMIL, OUP, 2008), as well as about 50 articles in leading international law periodicals.

Sarah Williams is Senior Lecturer in the Faculty of Law, University of New South Wales, Sydney, Australia. She was formerly the Dorset Fellow in Public International Law at the British Institute of International and Comparative Law (2008–2010). Her research interests include international law, in particular international criminal law, international humanitarian law and the law on the use of force.