Clark is a global adviser on urban development and holds a number of posts including chairman of the OECD Development Agencies and Investment Strategies Forum; Global Fellow, Metropolitan Program, Brookings Institution; adviser on metropolitan strategies for the World Bank; chairman of the London Stansted Cambridge Consortium; member of the London Enterprise Partnership; chairman of British BIDs; member of the advisory board of the Oxford Future of Cities Programme; and visiting professor, city leadership, Cass Business School, City of London. Previously, he was a commissioner on the West End Commission (2012−2013) and a member of the Promote London Council (2010).
From 1988 to 2006, Clark held a variety of posts including: lead adviser on city and regional development, Office of the Deputy Prime Minister, U.K. Government; executive director of strategy and communications, London Development Agency; managing director, economic development, at Greater London Enterprise; chief executive of the London Enterprise Agency; and international programs director at the London Docklands Development Corporation.
Selected as a Harkness Fellow in 1995, Clark reviewed 12 North American cities/regions from a base as a fellow at Columbia University in New York City. As chairman of the European Urban Development Forum from 1996 to 2000, he oversaw reviews of 24 European cities/regions. Since 1998, Clark has undertaken OECD and World Bank reviews in more than 50 cities around the world. He has directed comparative studies and assessments of London and New York, British and Spanish cities, U.K. and Canadian cities, and U.K. and Chinese cities. Clark has been a strategy adviser to more than 20 cities on five continents and has led international city networks and projects on economic strategy, city leadership, openness and migration, urban investment, long-term strategic planning, and city branding.
Clark has led and moderated more than 100 conferences and strategic events for the following entities: ULI (the World Cities Summit, the World Mayors’ Forum, the Asia Pacific Cities Summit, and EuroCities), the OECD, the World Bank, the Financial Times, the EIB, MIPIM, LSE, the Brookings Institution, and the EU Council.
Trained as an economist, a political scientist, and a facilitator, Clark was educated at Cambridge University, Columbia University, and the London School of Economics.