Katherine Ellison is Professor of English at Illinois State University, USA. She is author of A Cultural History of Early Modern English Cryptography Manuals (2017) and Fatal News: Reading and Information Overload in Early Eighteenth-Century Literature (2014),and co-editor of A Material History of Medieval and Early Modern Ciphers (2020) and Topographies of the Imagination: New Approaches to Defoe (2017). Ellison has published widely on cryptology and its intersections with the humanities.
Susan M. Kim is Professor of English at Illinois State University, USA. She is co-editor of A Material History of Medieval and Early Modern Ciphers (2020) and co-author of This Language, A River: A History of English (2017) and Inconceivable Beasts: The Wonders of the East in the Beowulf Manuscript (2013), winner of the International Society of Anglo-Saxonists biennial Best Book award (2015). Kim has published widely on Old English literature and the history of English.