“…The authors of this special edition have reminded us that, today, the issue of offender agency, collaboration and substantive compliance, have become key, both in practice and in academia (see e.g. Canton, 2014; Morgenstern and Robinson, 2014; Raynor, 2014; Weaver and Barry, 2014). For indeed, in most legal systems, consent is required when there is mandatory work, mandatory treatment, when an electronic device is used, for prisoners’ early release, or for protective mandatory supervision.…”