Hannah Marcus is an historian of science, whose research focuses on the scientific culture of early modern Europe between 1400 and 1700. She is the author of Forbidden Knowledge: Medicine, Science, and Censorship in Early Modern Italy (University of Chicago Press, 2020), winner of the Howard R. Marraro Prize in Italian History from the American Catholic Historical Association, and the translator of the sixteenth-century apothecary Camilla Erculiani’s Letters on Natural Philosophy (University of Chicago Press, 2020). With her colleague Allan Brandt, Marcus directs the new online resource History of Contagion in Harvard Library Collections, which solicits and publishes short commentaries on fully digitized primary source documents related to the history of contagious disease. Currently she is working on a historical study of attitudes towards aging (Methuselah’s Children: The Renaissance Discovery of Old Age) and a co-authored volume with Paula Findlen about Galileo's correspondence (Galileo’s Letters: Experiments in Friendship).