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  • The Class of 2023 moves in

    On a hot and humid August day, Penn’s newest students stepped onto campus. Volunteers helped students and families get settled, as the Phillie Phanatic and President Amy Gutmann welcomed the new arrivals.
    penn president amy gutmann on quad steps
    Penn President Amy Gutmann and Move-In volunteers with Riepe College House make their way through the Quadrangle on Move-In day.

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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