Clive George followed a career in industrial management before joining the University of Manchester to undertake research and consultancy on the use of impact assessment techniques in international development. As a Senior Research Fellow in the University's School of Environment and Development he was principal advisor to the World Bank on the evaluation and development of impact assessment systems in the Middle East and North Africa and has acted as a consultant to the OECD, UNEP and other international agencies. Through his work for UNEP and the European Commission he has become one of the world's leading experts on assessing the interacting economic, social and environmental impacts of international trade agreements. His books include Environment and the City (2008) with Peter Roberts and Joe Ravetz, Impact Assessment and Sustainable Development (2007) with Colin Kirkpatrick, and Environmental Assessment in Developing and Transitional Countries (2000) with Norman Lee. He has published numerous articles on sustainable development, impact assessment, global governance and international trade.