“…This may be more likely achieved through treatment delivery modalities that actively engage participants as opposed to merely increasing the threshold at which they are discharged. There is a growing body of literature informing clinical methods to address offender resistance and responsiveness before (Mann, Webster, Wakeling, & Keylock, 2013; Marshall, Marshall, Fernandez, Malcolm, & Moulden, 2008; Sheehan & Ware, 2012) and during treatment (for a recent review, see Holdsworth et al, 2014). Therapeutic process factors are likely to become increasingly critical to treatment success as changing operational performance policies relating to attrition influence target sample demographics by promoting the retention of more resistant, disruptive, or antisocial offenders in programs.…”