Nervous systems by Anselm Franke, Haus der Kulturen der Welt, Stephanie Hankey, Marek Tuszynski, Tactical Technology CollectiveBeyond contemporary disclosures about mass surveillance by intelligence services, the promises inherent in big data determine discourses about future innovations and systems of classification in government and industry, which aim to increasingly transform political and systemic questions into those of technological management. The promises of participation and digital democracy stand in contrast to new forms of cybernetic control and the modulation of