Lecture presented by Hudson Senior Fellow, Amy A. Kass, on March 13, 2010, for Winter Weekend on Middlemarch, sponsored by the Maine Humanities Council and National Endowment for the Humanities, at Bowdoin College.
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Laboratory technicians work on samples to be tested for the COVID-19 coronavirus at a testing facility in Wuhan, China on August 4, 2021. (Getty Images)