Introduction

This seminal work by Professor Patrick Dumberry is the first in-depth study of the role of customary international law in international investment law. A Professor at the University of Ottawa, the author is a widely published expert in Public International Law, International Investment Law and Commercial Arbitration. Before his appointment at the University, he worked as a lawyer in the Trade Law Bureau of the Canadian Ministry of Foreign Affairs and Commerce, as well as at several law firms in Switzerland and Canada. He brings a welcome practical focus to his subject and ...