Abstract. Surveillance has become a routine, everyday occurrence in informational societies. Many agencies have an interest in personal data, and a wide spectrum of them use searchable databases to classify and catalogue such data. From policing to welfare to the Internet and e-commerce, personal data have become very valuable, economically and administratively. While questions of privacy are indeed raised by such surveillance, the processes described here have as much to do with social sorting, and thus present new problems of automated categorization of data subjects. Privacy and data protection measures do address some of the questions raised, but they tend to be limited to individualistic readings of the situation, and not to consider i...