Attachements indésirables, attachements acceptables : autour d'un échange de seringues en prison

To inquire into innovation in public policy, attention is focused on the work done by a group that proposed an innovative project for “preventing” drug-use in a prison in Luxembourg. After several events and reversals, the final arrangements, which brought together disparate interests, was grounded in the contingent attachment of various persons to the leading role played by a general practitioner and the “permanent attachment” of authorized needles distributed in a case. In a situation where attempts to work out a theory in terms of “positions”, “power” and “control” would have difficulty coming up with a convincing explanation of this surprising process, preference is given to describing this innovation in terms of “passages” and “attachments”.