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Understanding cross-cultural communication

In the latest episode of the ‘Understand This …’ podcast series, the Wharton School’s Mauro Guillén and the School of Arts & Sciences’ Tomoko Takami discuss language education and cross-cultural communication in collaborative work environments.

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  • Exposure to air pollution worsens Alzheimer’s disease
    Emissions from a power plant.

    Image: Pencho Chukov via Getty Images

    Exposure to air pollution worsens Alzheimer’s disease

    New research from Penn Medicine finds living in areas with high concentration of air pollution is associated with increased buildup of amyloid and tau proteins in the brains of Alzheimer’s patients, accelerating cognitive decline.

    Sep 9, 2025