A historian and theorist of digital media, Geoghegan is a senior lecturer in Media and Communications at Coventry University and a visiting associate professor in Film and Media Studies at Yale University. He also works as a curator and educational programmer for the Anthropocene Project at Haus der Kulturen der Welt in Berlin, Germany. His research investigates how changes in media technology interweave with changes in popular culture, science, and the physical environment. He has edited essay collections on media philosopher Gilbert Simondon, on media and the occult, and on media theorist Friedrich Kittler. Geoghegan’s essays and translations appear in journals including Critical Inquiry, SubStance, IEEE Annals on the History of Computing, and Theory, Culture & Society. He is currently writing a book with Francesco Casetti on screening as a cultural technique that examines the history of managing environments and space through screen-based media technologies such as radar and global positioning systems.