Ber­nard Dio­ny­si­us Geo­g­he­gan is a me­dia theo­rist, his­to­ri­an of tech­no­lo­gy, and co-cu­ra­tor on the mul­ti-year Technosphere pro­ject at the Haus der Kul­tu­ren der Welt. He is spen­ding the win­ter se­mes­ter 2014-2015 as a vi­sit­ing fel­low at the Internationale Kolleg für Kulturtechnik-Forschung und Medienphilosophie and the spring 2015 se­mes­ter as a vi­sit­ing fel­low at the Di­gi­tal Cul­tu­res Re­se­arch Lab in Lüne­burg. In 2012 he re­cei­ved a bi­na­tio­nal Ph.D. (co­tu­tel­le) de­gree from the Fa­kultät Me­di­en of Bau­haus-Uni­ver­sität Wei­mar and the Screen Cul­tu­res pro­gram of Nor­thwes­tern Uni­ver­si­ty. His re­se­arch in­te­rests in­clu­de di­gi­tal me­dia, vi­su­al cul­tu­re stu­dies, soft­ware stu­dies, and theo­tech­nics. Ber­nard has held posts and fel­lowships at the Ame­ri­can Uni­ver­si­ty of Pa­ris, Har­vard Uni­ver­si­ty, MIT, the Pom­pi­dou Cen­ter, Nor­thwes­tern Uni­ver­si­ty, and the Child­ren's Me­dia Pro­ject. His es­says ap­pe­ar in jour­nals in­clu­ding Cri­ti­cal In­qui­ry, The IEEE An­nals on the His­to­ry of Com­pu­ting, Theo­ry, Cul­tu­re & So­cie­ty, and In­ter­ac­tion Stu­dies.