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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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  • The Fed explained: What it does and why it matters
    Photo of the Federal Reserve facade

    (Image: Lance Nelson)

    The Fed explained: What it does and why it matters

    Former Philadelphia Fed President Patrick Harker and financial historian Peter Conti-Brown, both Wharton professors, unpack the central bank’s origins, its unusual structure, and the quiet ways it shapes the economy

    May 13, 2026

    Fighting oral cancer with bioengineered chewing gum
    A latex-gloved hand hoding a petri dish of medical chewing gum.

    A bioengineered bean gum from the lab of Penn Dental’s Henry Daniell is found to reduce the levels of three microbes associated with head and neck squamous cell cancer to almost zero, without affecting the beneficial bacteria normally found in the mouth.

    (Image: Kevin Monko/Penn Dental Medicine)

    Fighting oral cancer with bioengineered chewing gum

    Research led by Penn Dental’s Henry Daniell shows that antiviral and antibacterial chewing gums reduce the levels of three microbes linked to worse outcomes in oral cancers, paving the way for more effective and affordable therapies.

    Apr 20, 2026