Introduction -- I: Histories: The genealogy of digital performance -- Futurism and the early twentieth-century avant-garde -- Multimedia theater, 1911-1959 -- Performance and technology since 1960 -- II: Theories and contexts: Liveness -- Postmodernism and Posthumanism -- The digital revolution -- Digital dancing and software developments -- III: The body: Virtual bodies -- The digital double -- Robots -- Cyborgs -- IV: Space: Digital theater and scenic spectacle -- Virtual beauty: the search for immersion -- Liquid architectures and site-specific fractures in reality -- Telematics: conjoining remote performance spaces -- Webcams: the subversion of surveillance -- Online performance: "Live" from cyberspace -- "Theater" in cyberspace -- V: Time: Time -- Memory -- VI: Interactivity: "Performing" interactivity -- Videogames -- CD-ROMs -- Conclusion.