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  • The programming ethos

    In a podcast conversation, Penn professors Michael Kearns, Aaron Roth, and Lisa Miracchi discuss the ethics of artificial intelligence.
    From left to right: Lisa Miracchi, Aaron Roth, and Michael Kearns in podcast studio
    From left to right: Lisa Miracchi, Aaron Roth, and Michael Kearns gather to discuss the ethical considerations that go into the design of algorithms that power machine learning and artificial intelligence.

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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