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5813 Contributors, 80 Regular Contributors

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  1. Douglas H. Paal

    Douglas H. Paal

    Writing for PS since 2017
    1 Commentary

    Douglas H. Paal is Vice President for Studies at the Carnegie Endowment for International Peace. Previously, he was Director of the American Institute in Taiwan, and served on the National Security Council staffs of Presidents Ronald Reagan and George H.W. Bush as Director of Asian Affairs, Senior Director, and Special Assistant to the President.

  2. Carl O. Pabo

    Carl O. Pabo

    Writing for PS since 2020
    1 Commentary

    Carl O. Pabo is the founder and president of Humanity 2050.

  3. R. K. Pachauri

    Writing for PS since 2009
    1 Commentary

    R. K. Pachauri, a Nobel Laureate, is Chairman of the Intergovernmental Panel on Climate Change and Director-General of the Energy & Resources Institute.

  4. Jason Pack

    Jason Pack

    Writing for PS since 2012
    1 Commentary

    Jason Pack researches Middle Eastern History at Cambridge University and is the author of In War's Wake: The Struggle for Post-Qadhafi Libya.

  5. Kevin Padian

    Writing for PS since 2001
    2 Commentaries

    Kevin Padian is a Professor of Integrative Biology at the University of California, Berkeley, Curator of Paleontology, University of California Museum of Paleontology, and President of the National Center for Science Education in Oakland, California.

  6. Pier Carlo Padoan

    Pier Carlo Padoan

    Writing for PS since 2019
    1 Commentary

    Pier Carlo Padoan is a former Italian minister of finance.

  7. Andre Pagliarini

    Andre Pagliarini

    Writing for PS since 2022
    1 Commentary

    Andre Pagliarini, an assistant professor of history at Hampden-Sydney College, is a columnist at the Brazilian Report and a fellow at the Washington Brazil Office.

  8. Leif Pagrotsky

    Leif Pagrotsky

    Writing for PS since 2008
    4 Commentaries

    Leif Pagrotsky is a Swedish MP, vice president of Riksbank, and a former Minister of Industry and Trade and Minister of Education, Research, and Culture.

  9. S.C.M. Paine

    S.C.M. Paine

    Writing for PS since 2024
    1 Commentary

    S.C.M. Paine, University Professor of History and Grand Strategy at the U.S. Naval War College, is the author of many books, including Imperial Rivals: China, Russia and Their Disputed Frontier (Routledge, 1996), The Japanese Empire: Grand Strategy from the Meiji Restoration to the Pacific War  (Cambridge University Press, 2017) and The Wars for Asia, 1911-1949 (Cambridge University Press, 2012).

  10. Sally Pairman

    Sally Pairman

    1 Commentary

    Sally Pairman is Chief Executive of the International Confederation of Midwives.

  11. Imbi Paju

    Imbi Paju

    Writing for PS since 2017
    2 Commentaries

    Imbi Paju is a filmmaker and the author of Memories Denied.

  12. Ana Palacio

    Ana Palacio

    Writing for PS since 2011
    167 Commentaries

    Ana Palacio, a former minister of foreign affairs of Spain and former senior vice president and general counsel of the World Bank Group, is a visiting lecturer at Georgetown University.

  13. Yannis Palaiokrassas

    Yannis Palaiokrassas

    Writing for PS since 2012
    1 Commentary

    Yannis Palaiokrassas is former Greek Minister of Finance and former European Commissioner for the Environment and Fisheries.

  14. Thomas I. Palley

    Thomas I. Palley

    Writing for PS since 2007
    11 Commentaries

    Dr. Thomas I. Palley is an economist living in Washington DC.

  1. adebajo13_Alexis HuguetGettyImages_goma_m23_conflict Alexis Huguet/Getty Images

    Africa’s Year of Warlords and Meddlers

    Adekeye Adebajo foresees growing instability and more foreign interference on the continent in 2025.
  2. basu109_Matt CardyGetty Images_socialmedia Matt Cardy/Getty Images

    Playing at Democracy

    Kaushik Basu explains how a well-known children's game illustrates the logic of today's emerging oligarchies.
  3. gros195_StockbyteGettyImages_deregulation_red_tape Stockbyte/Getty Images

    The Revolt Against Regulation

    Daniel Gros explains why the new push for deregulation in the United States and the European Union may not help either.
  4. sherwin14_Andrew HarnikGetty Images_trump Andrew Harnik/Getty Images

    Donald Trump’s Misrule of Law

    Richard K. Sherwin

    By insisting on its own supremacy, the executive branch of the US government under President Donald Trump is effectively seeking to alter America’s constitutional framework of checks and balances among co-equal branches of government. Trump has no authority to execute this change, but that will not be enough to stop him.

    observes that the president's claim of supremacy over the courts amounts to tossing out the US Constitution.
  5. lachman1_Jemal CountessGetty Images for the Peter G. Peterson Foundation_USdebt Jemal Countess/Getty Images for the Peter G. Peterson Foundation

    Trump’s Looming Deficit Disaster

    Desmond Lachman explains why the US president’s trade tariffs and planned tax cuts are at odds with basic economic realities.
  6. mazzucato80_WPA PoolGettyImages_starmer_ai_speech WPA Pool/Getty Images

    Governing AI for the Public Interest

    Mariana Mazzucato & Tommaso Valletti explain why the UK government’s recently released AI “action plan” misses the mark.
  7. chellaney184_ Sergio FloresGetty Images_trumpmodi Sergio Flores/Getty Images

    Putting the Trump-Modi Bromance to the Test

    Brahma Chellaney hopes that the US and Indian leaders take concrete steps to reset and deepen the bilateral relationship.
  8. alemanno2_Thierry MonasseGettyImages_vdl_competitiveness_compass Thierry Monasse/Getty Images

    The Dark Side of EU Deregulation

    Alberto Alemanno warns that the bloc’s efforts to reduce bureaucratic red tape will do more harm than good.
  9. GettyImages-2196139559

    Daniel Gros on DeepSeek, Germany's malaise, EU competitiveness, and more

    Daniel Gros hopes that a Chinese startup's apparent AI breakthrough will provide a much-needed boost to European competitiveness, advises the EU on how to deal with Donald Trump, urges Europe to improve conditions for bottom-up innovation, and more.

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