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  • Lech Wałęsa on the state of democracy

    The former Polish president and Nobel Peace Prize laureate had a wide-ranging chat with Philadelphia Inquirer columnist and Perry World House Visiting Fellow Trudy Rubin, tackling topics like Russia, Ukraine, and how to build democracies.
    A group of six people stand in front of a bookcase and a white background with a Penn Perry World House banner.
    (From left to right) Philadelphia Inquirer columnist Trudy Rubin, Perry World House Interim Director Michael Weisberg, third-year Wharton student Michał Wyrębkowski, former Polish president Lech Wałęsa, Provost John Jackson Jr., and Perry World House executive director Marie Harf. 

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  • OpenAI, DeepSeek, and Google vary widely in identifying hate speech
    Two people work on coding at computer.

    Image: Kindamorphic via Getty Images

    OpenAI, DeepSeek, and Google vary widely in identifying hate speech

    Neil Fasching and Yphtach Lelkes of the Annenberg School for Communication have found dramatic differences in how large language models classify hate speech, with especially large variations for language about certain demographic groups, raising concerns about bias and disproportionate harm.

    Sep 10, 2025

    Reimagined Penn Medicine facility set to usher in a bold new era of Immune Health discovery
    Penn President J. Larry Jameson, Kevin Mahoney and two others cutting a Penn Medicine ribbon at a Ribbon Cutting ceremony.

    (From left) Kevin B. Mahoney, chief executive officer of the University of Pennsylvania Health System; Penn President J. Larry Jameson; Jonathan A. Epstein, dean of the Perelman School of Medicine (PSOM); and E. Michael Ostap, senior vice dean and chief scientific officer at PSOM, at the ribbon cutting at 3600 Civic Center Boulevard.

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    Reimagined Penn Medicine facility set to usher in a bold new era of Immune Health discovery

    3600 Civic Center Boulevard will bring together key researchers and technologies in Immune Health, the Colton Center for Autoimmunity, and infectious diseases to drive breakthrough science.

    Sep 10, 2025