“…There appears to be research attesting to the effectiveness of TCs, both in terms of recidivism reduction and within-TC changes, in a wide range of offender types -including violent offenders, personality disordered individuals, adolescent offenders, and substance mis-users (Davies & Campling, 2003;Lees et al, 1999;Lipton, Pearson, Cleland & Yee, 2000;Jainchill, Hawke, De Leon & Yagelka, 2000;Jainchill, Hawke & Messina, 2005;Marshall, 1997;McMurran, 2007;Taylor, 2000).…”