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  1. Sally Pairman

    Sally Pairman

    1 Commentary

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

  2. Ok Pannenborg

    Ok Pannenborg

    1 Commentary

    Ok Pannenborg is a former chief health adviser and chief health scientist at the World Bank.

  3. Hester Peirce is the Commissioner of the US Securities and Exchange Commission.

  4. Keit Pentus-Rosimannus is the Finance Minister of Estonia.

  5. Tom Perriello

    Tom Perriello

    1 Commentary

    Tom Perriello, a former member of the US House of Representatives, is Executive Director of Open Society-US.

  6. Mauro Petriccione is Director-General for Climate Action at the European Commission.

  7. Stephanie Pfeifer is CEO of the Institutional Investors Group on Climate Change.

  8. Annie Pforzheimer, a former acting deputy assistant secretary of state for Afghanistan and a deputy chief of mission in Kabul, is a non-resident associate at the Center for Strategic and International Studies.

  9. Richard Pildes is the Sudler Family Professor of Constitutional Law at New York University, and the co-author of The Law of Democracy: Legal Structure of the Political Process

  10. Peter Pomerantsev, a senior fellow at the Agora Institute at Johns Hopkins University, is the author of Nothing Is True and Everything Is Possible: The Surreal Heart of the New Russia and This Is Not Propaganda: Adventures in the War Against Reality.

  11. Edmund S. Phelps

    Edmund S. Phelps

    Writing for PS since 1997
    37 Commentaries

    Edmund S. Phelps, the 2006 Nobel laureate in economics and Director of the Center on Capitalism and Society at Columbia University, is author of Mass Flourishing and co-author of Dynamism.

  12. Jonathan Power

    Jonathan Power

    Writing for PS since 1998
    1 Commentary

    Independent columnist; Contributor to the International Herald Tribune.

  13. Robert D. Putnam

    Writing for PS since 1998
    1 Commentary

    Professor of Public Policy, Harvard University.

  14. David Puttnam

    David Puttnam

    Writing for PS since 1998
    1 Commentary

    Film producer and member of the British House of Lords.

  1. op_mahbubani1_ FENG LIAFPGettyImages_us china tech war FENG LI/AFP/GettyImages
    Subscriber Exclusive

    The Lose-Lose Tech War

    Kishore Mahbubani & Tony Chan

    Because the advancement of human knowledge should not be politicized, science and technology offer the best prospects for renewed cooperation between China and the United States. But both sides first need to lower the temperature.

    worry that politics is getting in the way of the cooperation needed to advance science and tackle global problems.
    4
  2. soldier training John Moore/Getty Images
    Subscriber Exclusive

    What’s the Endgame in Ukraine?

    Nearly three months after Russia launched its invasion, Western countries appear more committed than ever to Ukraine’s defense, and, in some quarters, to Russia’s defeat. We asked PS commentators what outcome the West, Russia, and Ukrainians themselves can realistically expect.

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