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  1. The Institute for Human Sciences (IWM) is an institute for advanced study in the humanities and social sciences. Its goal is to support the free exchange of ideas and thus to help overcome dividing lines and mechanisms of exclusion within and between our societies. Institut for Human Sciences

  2. Ekhosuehi Iyahen is Secretary-General of the Insurance Development Forum.

  3. Fred C. Ikle

    Fred C. Ikle

    Writing for PS since 1996
    1 Commentary

    Fellow, Center for Strategic and International Studies, Washington.

  4. Otmar Issing

    Otmar Issing

    Writing for PS since 2001
    14 Commentaries

    Otmar Issing, former chief economist and member of the board of the European Central Bank, is President of the Center for Financial Studies at Goethe University, Frankfurt. 

  5. Michael Ignatieff

    Michael Ignatieff

    Writing for PS since 2001
    3 Commentaries

    Michael Ignatieff is Professor of History at Central European University and the author of On Consolation: Finding Solace in Dark Times (Metropolitan Books, 2021).

  6. Alejandro Izquierdo

    Writing for PS since 2002
    1 Commentary

    Research economist at the InterAmerican Development Bank

  7. Toomas H. Ilves

    Toomas H. Ilves

    Writing for PS since 2004
    2 Commentaries

    Toomas Hendrik Ilves is President of Estonia.

  8. Saad E. Ibrahim

    Saad E. Ibrahim

    Writing for PS since 2004
    9 Commentaries

    Saad Eddin Ibrahim is Professor of Political Sociology at the American University in Cairo and Chairman of the Ibn Khaldun Center for Development Studies. Dr. Ibrahim gained global attention after he was sentenced to seven years imprisonment at a trial Amnesty International described as politically motivated to punish him for his human rights activism. His conviction was overturned in 2003.

  9. James W. Ironside

    Writing for PS since 2005
    1 Commentary

    James W. Ironside is Professor of Medicine, National Creutzfeldt-Jakob Disease Surveillance Unit School of Molecular and Clinical Medicine, University of Edinburgh.

  10. Ivan Ivanov

    Writing for PS since 2006
    1 Commentary

    Ivan Ivanov is the Executive Director of the European Roma Information Office.

  11. John P. Ioannidis

    John P. Ioannidis

    Writing for PS since 2006
    1 Commentary

    John P.A. Ioannidis is Professor and Chairman at the Department of Hygiene and Epidemiology at the University of Ioannina School of Medicine in Greece and adjunct Professor of Medicine at Tufts University School of Medicine in Boston, USA.

  12. Peter Inge

    Peter Inge

    Writing for PS since 2008
    1 Commentary

    Field Marshall Sir Peter Inge was Britain's Chief of Staff 1992-1994.

  13. Henrik Isakson

    Henrik Isakson

    Writing for PS since 2008
    1 Commentary

    Henry Isakson is a Senior Advisor to the Swedish Board of Trade.

  14. Wolfgang Ischinger

    Wolfgang Ischinger

    Writing for PS since 2009
    13 Commentaries

    Wolfgang Ischinger, former German Ambassador to the United States, is Chairman of the Munich Security Conference and Professor for Security Policy and Diplomatic Practice at the Hertie School of Governance in Berlin.

  15. Arthur Ituassu

    Arthur Ituassu

    Writing for PS since 2009
    2 Commentaries

    Arthur Ituassu is Professor of International Relations at the Pontifícia Universidade Católica, Rio de Janeiro.

  1. rogoff224_Spencer PlattGetty Images_gas and oil prices Spencer Platt/Getty Images

    The Energy Price Roller Coaster

    Kenneth Rogoff

    In the longer term, oil and gas prices look set to rise unless investment picks up sharply, which seems unlikely given current policy guidance. Giant waves of supply and demand shocks will likely continue to roil energy markets and the global economy.

    predicts further waves of supply and demand shocks in global oil and gas markets.
  2. soros119_SAMUEL CORUMAFP via Getty Images_supremecourt Samuel Corum/AFP via Getty Images

    US Democracy Under Concerted Attack

    George Soros

    The American public has been alarmed and aroused by the US Supreme Court's growing extremism. But voters need to recognize the Court's radical majority for what it is: part of a carefully laid plan to turn the US into a repressive regime.

    fears that the radicalization of the US Supreme Court is part of a larger plan to create a repressive regime.

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