Our Contributors

Jim O’Neill, a former chairman of Goldman Sachs Asset Management and a former UK treasury minister, is a member of the Pan-European Commission on Health and Sustainable Development.

José Antonio Ocampo, a former finance minister of Colombia and United Nations under-secretary-general, is a professor at Columbia University, Chair of the UN Committee for Development Policy, and Chair of the Independent Commission for the Reform of International Corporate Taxation. He is the author of Resetting the International Monetary (Non)System (Oxford University Press, 2017) and co-author (with Luis Bértola) of The Economic Development of Latin America since Independence (Oxford University Press, 2012). 

Ngozi Okonjo-Iweala, Director-General of the World Trade Organization, is a former managing director at the World Bank, finance minister of Nigeria, board chair of Gavi, the Vaccine Alliance, and African Union special envoy on COVID-19. She is a distinguished fellow at the Brookings Institution and a Global Public Leader at Harvard University's John F. Kennedy School of Government.

Ike Okonta, an Abuja-based policy analyst and writer, is currently a fellow of the Open Society Institute, New York.

Mitchell A. Orenstein, Professor of Russian and East European Studies and Political Science at the University of Pennsylvania, is a senior fellow at the Foreign Policy Research Institute and author of The Lands in Between: Russia vs. the West and the New Politics of Hybrid War (Oxford University Press, 2019.

Djoomart Otorbaev was prime minister of Kyrgyzstan in 2014-15.

Vartan Oskanian, a member of Armenia’s National Assembly and a former foreign minister (1998-2008), is the founder of the Yerevan-based Civilitas Foundation.

Isabel Ortiz, Director of the Global Social Justice Program at the Initiative for Policy Dialogue at Columbia University, was Director of the International Labor Organization and UNICEF, and a senior official at the United Nations and the Asian Development Bank.

Olusegun Obasanjo, a former president of Nigeria (1976-79, 1999-2007), is a commissioner of the Global Commission on Drug Policy.

John O’ Brennan is Director of European Studies and a lecturer in European Politics at the National University of Ireland Maynooth (NUIM).

Fania Oz-Salzberger is Professor at Haifa and Monash Universities and the 2009/10 Laurance S. Rockefeller Visiting Professor for Distinguished Teaching at Princeton University's Center for Human Values.

Tarek Osman is the author of Islamism: What It Means for the Middle East and the World and Egypt on the Brink.

Arkebe Oqubay, a senior minister and Special Adviser to the Prime Minister of Ethiopia, is a distinguished fellow at the Overseas Development Institute and the author, most recently, of African Economic Development: Evidence, Theory, Policy (Oxford University Press, 2020) and The Oxford Handbook of Industrial Hubs and Economic Development (Oxford University Press, 2020).

Michael O’Sullivan is Chief Investment Officer in the International Wealth Management Division at Credit Suisse.

One of the world's leading business strategists. He is President of Ohmae & Associates and has advised many of Japan's governments.