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  • New mathematical tools to study opinion dynamics

    Using a class of network structures known as discourse sheaves, researchers describe a new, flexible framework for studying how opinions change over social networks.
    interconnected nodes with squares depicting information above them
    An artistic rendering of a discourse sheaf, with vector spaces (depicted as rectangles) connected to a network (shown as a series of circles, or nodes, and connecting lines, or edges). (Image: Robert Ghrist)

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  • Women’s labor and political agency in Delhi
    Four women street vendors sell shoes and footwear on a Delhi street.

    Four women street vendors sell shoes and footwear on a Delhi street.

    (Image: Kannagi Khanna)

    Women’s labor and political agency in Delhi

    Rashi Sabherwal, a doctoral student in political science, explores how women engage politically in society in informal roles through her research in India.

    Sep 30, 2025