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5611 Contributors, 82 Regular Contributors

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  1. Roberto Zagha

    1 Commentary

    Roberto Zagha is a former World Bank Country Director for India and Secretary of the Commission on Growth and Development.

  2. Carl Zimmer

    Writing for PS since 2001
    1 Commentary

    The author of Parasite Rex and writes regularly on evolution in the journal "Natural History."

  3. Richard Zeckhauser

    Richard Zeckhauser

    Writing for PS since 2001
    1 Commentary

    Professor of Political Economy at the John F. Kennedy School of Government.

  4. Anton Zeilinger

    Anton Zeilinger

    Writing for PS since 2001
    1 Commentary

    Professor of Experimental Physics at the University of Vienna, Austria, where he and his group are doing research in photonic entanglement and molecular optics to test the most fundamental issues in quantum physics.

  5. Jose Zalaquett

    Jose Zalaquett

    Writing for PS since 2002
    1 Commentary

    Human rights activist and Professor of International Law at the University of Chile.

  6. John Ziman

    Writing for PS since 2002
    1 Commentary

    Fellow of the Royal Society and Emeritus Professor of Physics at the University of Bristol.

  7. Ernesto Zedillo

    Ernesto Zedillo

    Writing for PS since 2003
    3 Commentaries

    Ernesto Zedillo is a former president of Mexico (1994-2000) and a member of the Global Commission on Drug Policy.

  8. G. P. Zachary

    G. P. Zachary

    Writing for PS since 2004
    11 Commentaries

    G. Pascal Zachary is the author of Married to Africa: a Love Story.

  9. Salomé Zourabichvili

    Writing for PS since 2006
    1 Commentary

    Salomé Zourabichvili is a former Minister of Foreign Affairs of Georgia, and the leader of one of Georgia’s opposition parties.

  10. Jonathan Zittrain

    Writing for PS since 2006
    1 Commentary

    Jonathan Zittrain is a Professor at Harvard Law School and co-founder of the Berkman Center for Internet and Society there. He is also a Professor at Oxford University's Oxford Internet Institute

  11. Paul J. Zak

    Paul J. Zak

    Writing for PS since 2006
    1 Commentary

    Paul J. Zak, a fellow at the Gruter Institute and director of Claremont Graduate University's Center for Neuroeconomics Studies, is editor of Moral Markets: The Critical Role of Values in the Economy.

  12. Phillip Zimbardo

    Phillip Zimbardo

    Writing for PS since 2008
    1 Commentary

    Philip Zimbardo is Emeritus Professor of Psychology at Stanford University. See www.lucifereffect.com

  13. Zeina Zaatari

    Writing for PS since 2008
    1 Commentary

    Zeina Zaatari is senior program officer for the Middle East and North Africa for the Global Fund for Women.

  14. Femke V. Zeijl

    Femke V. Zeijl

    Writing for PS since 2008
    1 Commentary

    Femke van Zeijl is a Dutch writer and journalist primarily working in Sub-Saharan Africa. Her most recent book Een nacht in een vijzel looks at women's lives in Mozambique, Sudan, Rwanda, Burundi, Uganda and the Democratic Republic of the Congo.

  15. Luigi Zingales

    Luigi Zingales

    Writing for PS since 2008
    28 Commentaries

    Luigi Zingales, Professor of Finance at the University of Chicago, is Co-Host of the podcast Capitalisn’t.

  1. roach167_Mario TamaGetty Images_bidenprices Mario Tama/Getty Images

    The Defining Economic Issue of the US Election

    Stephen S. Roach argues that the high price level, not inflation, is weighing on voters ahead of the presidential election.
  2. tubiana18_Beata ZawrzelNurPhoto via Getty Images_EUflaggreenclimate Beata Zawrzel/NurPhoto via Getty Images

    What Does the EU Election Mean for European Climate Policy?

    Laurence Tubiana explains how green campaigners can strengthen their message to appeal to ordinary voters.
  3. bleicher1_Getty Images_digital dollar Getty Images

    The Geopolitical Imperative to Upgrade the Dollar

    Jordan Bleicher & Josh Lipsky explain how emerging technologies are facilitating efforts to challenge the greenback’s global dominance.
  4. buchholz16_Tayfun CoskunAnadolu Agency via Getty Images_food delivery Tayfun Coskun/Anadolu Agency via Getty Images

    Let the Giggers Fight Inflation

    Todd G. Buchholz criticizes efforts by US regulators to throttle the proliferation of independent contractors.
  5. palacio158_GAVRIIL GRIGOROVPOOLAFP via Getty Images_putinkim Gavril Grigorov/POOL/AFP via Getty Images

    The Putin-Kim Pact Is an Opportunity for the West

    Ana Palacio

    The Russia-North Korea defense pact leaves no doubt about Russian President Vladimir Putin’s determination to overthrow the existing international order. But the agreement could also strain the Kremlin’s relations with China, potentially disrupting Sino-Russian efforts to undermine Western unity.

    urges policymakers to leverage the rogue partnership to drive a wedge between Russia and China.
  6. mottley4_RIJASOLOAFP via Getty Images_madagascarflooding Rija Solo/AFP via Getty Images

    What Climate-Vulnerable Developing Countries Need Right Now

    Mia Amor Mottley & Wale Edun

    Since the COVID-19 pandemic and Russia’s invasion of Ukraine, geopolitical tensions have dominated the global agenda, hindering collective efforts to address climate change. With the world still warming, urgent measures are needed to make investment in sustainable development feasible and affordable for everyone.

    propose a blueprint to unlock financing and kickstart investment in adaptation and clean energy.
  7. livingston4_ KAMIL KRZACZYNSKIAFP via Getty Images_prideparade Kamil Krzaczynski/AFP via Getty Images

    Two Cheers for Identity Politics

    James Livingston argues that critics of the contemporary focus on issues of race, gender, and sexuality are ignoring history.
  8. bildt124_Omar HavanaGetty Images_EuropeanCommission Omar Havana/Getty Images

    What the Next EU Leadership Must Do

    Carl Bildt offers a broad outline of the bloc's biggest challenges following this month's European Parliament election.
  9. chellaney176_Getty Images_dalailama Getty Images

    China Must Not Choose the Next Dalai Lama

    Brahma Chellaney urges the US and India to work together to protect the more than 600-year-old institution.

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