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5626 Contributors, 82 Regular Contributors

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  1. Jim O'Neill

    Jim O'Neill

    Writing for PS since 2008
    131 Commentaries

    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.

  2. José Antonio Ocampo

    José Antonio Ocampo

    Writing for PS since 2006
    59 Commentaries

    José Antonio Ocampo, a former United Nations under-secretary-general and a former minister of finance and public credit of Colombia, is a professor at Columbia University, a member of the UN Committee for Development Policy, and a member 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). 

  3. Ngozi Okonjo-Iweala

    Ngozi Okonjo-Iweala

    Writing for PS since 2010
    28 Commentaries

    Ngozi Okonjo-Iweala, Director-General of the World Trade Organization, is a former finance minister and foreign affairs minister of Nigeria and board chair of Gavi, the Vaccine Alliance. She is a distinguished visiting fellow at the Brookings Institution, a Global Public Leader at Harvard University’s John F. Kennedy School of Government, and a co-chair of the Global Commission on the Economics of Water.

  4. Djoomart Otorbaev

    Djoomart Otorbaev

    Writing for PS since 2020
    15 Commentaries

    Djoomart Otorbaev, a former prime minister of Kyrgyzstan, is the author of Central Asia’s Economic Rebirth in the Shadow of the New Great Game (Routledge, 2023).

  5. Ike Okonta

    Ike Okonta

    Writing for PS since 2002
    15 Commentaries

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

  6. Mitchell A. Orenstein

    Mitchell A. Orenstein

    Writing for PS since 2008
    12 Commentaries

    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.

  7. Isabel Ortiz

    Isabel Ortiz

    Writing for PS since 2008
    7 Commentaries

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

  8. Tarek Osman

    Tarek Osman

    Writing for PS since 2013
    6 Commentaries

    Tarek Osman is the author of Islamism: What It Means for the Middle East and the World (Yale University Press, 2016) and Egypt on the Brink (Yale University Press, 2010).

  9. Vartan Oskanian

    Vartan Oskanian

    Writing for PS since 2008
    6 Commentaries

    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.

  10. Olusegun Obasanjo

    Olusegun Obasanjo

    Writing for PS since 2012
    6 Commentaries

    Olusegun Obasanjo, a former president of Nigeria (1976-79, 1999-2007), is Chair of the West Africa Commission on Drugs.

  11. John O'Brennan

    John O'Brennan

    Writing for PS since 2008
    6 Commentaries

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

  12. Fania Oz-Salzberger

    Fania Oz-Salzberger

    Writing for PS since 2008
    5 Commentaries

    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.

  13. Arkebe Oqubay

    Arkebe Oqubay

    Writing for PS since 2020
    5 Commentaries

    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).

  14. Maurice Obstfeld

    Maurice Obstfeld

    Writing for PS since 2017
    5 Commentaries

    Maurice Obstfeld, a former chief economist of the International Monetary Fund, is Senior Fellow at the Peterson Institute for International Economics and Professor of Economics Emeritus at the University of California, Berkeley.

  15. Tim O'Reilly

    Tim O'Reilly

    Writing for PS since 2021
    5 Commentaries

    Tim O’Reilly, Founder and CEO of O’Reilly Media, Inc., is a visiting professor at University College London Institute for Innovation and Public Purpose and the author of WTF? What’s the Future and Why It’s Up to Us (Harper Business, 2017).

  1. vladimirov1_John WrefordSOPA ImagesLightRocket via Getty Images_russian oil John Wreford/SOPA Images/LightRocket via Getty Images

    Europe Must Clamp Down on Russian Oil Flows Through Turkey

    Martin Vladimirov urges policymakers to close the sanctions loophole that allows the Kremlin to sell fossil fuels to the EU.
  2. mcarthur3_Michael Kappelerpicture alliance via Getty Images_SDGs Michael Kappeler/picture alliance via Getty Images

    Rebooting the Sustainable Development Goals

    John W. McArthur & Zia Khan urge political, business, and civil-society leaders to foster the big ideas needed to meet the 2030 targets.
  3. goldberg30_ Nikolas KokovlisNurPhoto via Getty Images_greece work week Nikolas Kokovlis/NurPhoto via Getty Images

    Is Greece’s Six-Day Work Week a Harbinger?

    Pinelopi Koujianou Goldberg points out that the country is facing the same demographic problem as almost all advanced economies.
  4. op_gierok1_floortjeGetty Images_euro floortje/Getty Images

    The Euro and Its Imperial Ancestors

    Victoria Gierok

    At 25, the euro has come of age at a time when European politics is tending toward fragmentation and a renewed emphasis on national sovereignty. To determine whether it will last, it helps to consult the history of earlier common-currency projects.

    draws lessons from earlier experiments with common currencies across disparate polities and economies.
  5. parrado4_ERNESTO BENAVIDESAFP via Getty Images_infrastructure development ERNESTO BENAVIDES/AFP via Getty Images

    Overcoming Political Short-Termism in Latin America

    Eric Parrado envisions independent institutions empowered to devise and implement long-term development-related policies.
  6. salehiisfahani9_ATTA KENAREAFP via Getty Images_pezeshkianzarif Atta Kenare/AFP via Getty Images

    Iran’s Economy Needs a New Deal with the West

    Djavad Salehi-Isfahani shows that pursuing sanctions relief is the only solution to the country's stagflation.
  7. adebajo8KOLA SULAIMONAFP via Getty Images_tinubu KOLA SULAIMON/AFP via Getty Images

    Africa’s Hobbled Hegemons

    Adekeye Adebajo

    In the face of regional turmoil, rising extremism, and heightened geopolitical tensions, Africa urgently needs strong leadership. But its two most significant regional powers, Nigeria and South Africa, are too constrained by domestic challenges to represent Africa’s interests effectively on the world stage.

    examines the causes of political and economic malaise in Nigeria and South Africa.
  8. ltobin2_Brett CoomerHouston Chronicle via Getty Images_USmanufacturingrobot Brett Coomer/Houston Chronicle via Getty Images

    The US Needs a Techno-Industrial Strategy

    Liza Tobin & Addis Goldman outline a three-pronged approach that would entrench American leadership in advanced industries.
  9. strain29_ Bonnie CashGetty Images_powell Bonnie Cash/Getty Images

    The Fed Should Not Cut Interest Rates Yet

    Michael R. Strain argues that declaring victory over inflation, while tempting, would be to misread current economic conditions.

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