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Our Contributors

5675 Contributors, 81 Regular Contributors

  1. Helmut K. Anheier

    Helmut K. Anheier

    Writing for PS since 2017
    38 Commentaries

    Helmut K. Anheier is Professor of Sociology at the Hertie School in Berlin and Adjunct Professor of Public Policy and Social Welfare at UCLA’s Luskin School of Public Affairs.

  2. Elisa Belfiori

    Elisa Belfiori

    Writing for PS since 2024
    1 Commentary

    Elisa Belfiori is a professor and Director of Undergraduate Studies at the School of Business at Universidad Torcuato Di Tella.

  3. Ian Bremmer

    Ian Bremmer

    Writing for PS since 2006
    35 Commentaries

    Ian Bremmer, Founder and President of Eurasia Group and GZERO Media, is a member of the Executive Committee of the UN High-level Advisory Body on Artificial Intelligence.

  4. Gordon Brown

    Gordon Brown

    Writing for PS since 2010
    111 Commentaries

    Gordon Brown, a former prime minister of the United Kingdom, is UN Special Envoy for Global Education and Chair of Education Cannot Wait.

  5. Nadia Calviño

    Nadia Calviño

    Writing for PS since 2024
    3 Commentaries

    Nadia Calviño is President of the European Investment Bank.

  6. Samuel Charap

    Samuel Charap

    Writing for PS since 2014
    3 Commentaries

    Samuel Charap, Distinguished Chair in Russia and Eurasia Policy and Senior Political Scientist at RAND, served at the State Department under President Barack Obama.

  7. Lili Fuhr

    Lili Fuhr

    Writing for PS since 2014
    18 Commentaries

    Lili Fuhr is Director of the Fossil Economy Program at the Center for International Environmental Law.

  8. Jorge  Heine

    Jorge Heine

    Writing for PS since 2023
    3 Commentaries

    Jorge Heine is a research professor at the Frederick S. Pardee School of Global Studies at Boston University.

  9. Charles A. Kupchan

    Charles A. Kupchan

    Writing for PS since 2010
    16 Commentaries

    Charles A. Kupchan, Professor of International Affairs at Georgetown University and Senior Fellow at the Council on Foreign Relations, served on the National Security Council under Presidents Bill Clinton and Barack Obama.

  10. Yanel Llohis

    Yanel Llohis

    Writing for PS since 2024
    1 Commentary

    Yanel Llohis, a consultant at the World Bank’s Human Capital Project, is a research assistant at Universidad Torcuato Di Tella.

  11. Jai Massari

    Jai Massari

    Writing for PS since 2024
    1 Commentary

    Jai Massari, a fellow at the Berkeley Center for Law and Business and a visiting lecturer at UC Berkeley School of Law, is Co-Founder and Chief Legal Officer of Lightspark and a member of the Future of Finance Subcommittee of the US Commodity Futures Trading Commission’s Market Risk Advisory Committee.

  12. Binaifer Nowrojee

    Binaifer Nowrojee

    Writing for PS since 2005
    4 Commentaries

    Binaifer Nowrojee is President of the Open Society Foundations.

  13. Ngozi Okonjo-Iweala

    Ngozi Okonjo-Iweala

    Writing for PS since 2010
    30 Commentaries

    Ngozi Okonjo-Iweala, Director-General of the World Trade Organization, is Co-Chair of the Global Commission on the Economics of Water, a former finance minister and foreign affairs minister of Nigeria, and a former board chair of Gavi, the Vaccine Alliance. 

  14. Tara Pincock

    Tara Pincock

    Writing for PS since 2024
    2 Commentaries

    Tara Pincock is Policy Counsel at the Open Markets Institute.

  15. Rebecca Rettig

    Rebecca Rettig

    Writing for PS since 2024
    1 Commentary

    Rebecca Rettig, Chief Legal Officer and Chief Policy Officer at Polygon Labs, is a member of the Future of Finance Subcommittee of the US Commodity Futures Trading Commission’s Market Risk Advisory Committee.

  16. Agustín Reyna

    Agustín Reyna

    Writing for PS since 2024
    1 Commentary

    Agustín Reyna is Director-General of the European Consumer Organization (BEUC).

  17. Johan Rockström

    Johan Rockström

    Writing for PS since 2015
    21 Commentaries

    Johan Rockström, Director of the Potsdam Institute for Climate Impact Research and Professor of Earth System Science at the University of Potsdam, is Co-Chair of the Global Commission on the Economics of Water.

  18. Tharman Shanmugaratnam

    Tharman Shanmugaratnam

    Writing for PS since 2019
    5 Commentaries

    Tharman Shanmugaratnam, President of Singapore, is Co-Chair of the Global Commission on the Economics of Water and Chair of the Group of Thirty.

  19. Kehinde A. Togun

    Kehinde A. Togun

    Writing for PS since 2024
    1 Commentary

    Kehinde A. Togun, Managing Director for Public Engagement at Humanity United, is a non-resident fellow at the Centre for Democracy and Development and a member of the board of Partners West Africa Nigeria.

  20. Jutta Urpilainen

    Jutta Urpilainen

    Writing for PS since 2024
    1 Commentary

    Jutta Urpilainen is European Commissioner for International Partnerships.

  1. brown111_ALAIN JOCARDPOOLAFP via Getty Images_mpox ALAIN JOCARD/POOL/AFP via Getty Images

    The High Cost of the Netherlands’ Mpox Vaccine Hoarding

    Gordon Brown condemns European populists’ failure to heed the lessons of the COVID-19 pandemic.
  2. charap3_ TATYANA MAKEYEVAAFP via Getty Images)_kursk TATYANA MAKEYEVA/AFP via Getty Images)

    How to Make the Most of the Kursk Gambit

    Samuel Charap & Charles A. Kupchan think Ukraine and its partners have a big opportunity to start working toward a negotiated end to the war.
  3. leonard104_SurkovDimitriGetty Images_USEUflag SurkovDimitri/Getty Images

    The US Election Will Overturn Europe’s Strategic Status Quo

    Mark Leonard worries that Europeans are unprepared for whoever will succeed US President Joe Biden.
  4. mazzucato71 GettyImages-2159148172_AW Getty Images

    The Water-Security Crisis

    Mariana Mazzucato, et al.

    Increasingly severe water shortages represent a human-made crisis that can be resolved through human interventions. The situation demands new thinking about the economics of this critical resource and how to manage it through mission-oriented strategies that span all levels of governance.

    call attention to a global problem that demands far more attention from policymakers at all levels.
  5. reyna1_Martin Schuttpicture alliance via Getty Images_ev green deal Martin Schutt/picture alliance via Getty Images

    The European Green Deal Is Already Benefiting Consumers

    Agustín Reyna rejects the misguided notion that voters are indifferent to environmental concerns.
  6. bremmer34_Anna MoneymakerGetty Images_harrissouthkorea Anna Moneymaker/Getty Images

    What Is Kamala Harris’s Foreign Policy?

    Ian Bremmer

    Although Kamala Harris is largely aligned with Joe Biden on many global and strategic issues, her unique worldview promises a distinct form of leadership on the international stage. Not only would US foreign policy shift under a Harris administration; it could change in highly consequential ways.

    considers how the Democratic presidential nominees' views compare to Joe Biden's.
  7. anheier25_JOHN MACDOUGALLAFP via Getty Images_afd JOHN MACDOUGALL/AFP via Getty Images

    Will the German Center Hold?

    Helmut K. Anheier considers what is driving support for extremist parties in the country’s eastern states.
  8. delong263_MEGAN JELINGERAFP via Getty Images_USindustrysteel Megan Jelinger/AFP via Getty Images

    America Has No Alternative to Industrial Policy

    J. Bradford DeLong thinks new threats to economic security outweigh the reasons for opposing government-led development.
  9. nye261_Kevin DietschGetty Images_us election Kevin Dietsch/Getty Images

    US Foreign Policy in 2025

    Joseph S. Nye, Jr. compares the two presidential candidates’ attitudes and positions on major global issues.

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