Pamela O. Long (born 1943) is an independent American historian specializing in late Medieval and Renaissance history and the history of science and technology. In 2007, she was chosen as a Guggenheim Fellow and in 2014, she was made a MacArthur Fellow. She is also co-author and co-editor (with David McGee and Alan M. Stahl) of The Book of Michael of Rhodes: A Fifteenth-Century Maritime Manuscript, 3 vols. (Cambridge, Mass.: MIT Press, 2009). Other Pamela’s publications include Openness, Secrecy, Authorship: Technical Arts and the Culture of Knowledge from Antiquity to the Renaissance (Baltimore: Johns Hopkins University Press, 2001), winner of the Morris D. Forkosch Prize for the best book in intellectual history published in 2001. Long’s latest book, Engineering the Eternal City: Infrastructure, Topography, and the Culture of Knowledge in Late Sixteenth-Century Rome (University of Chicago Press, 2018), earned The Bridge Book Award for the Non Fiction category in 2019.