“…Detainees with prior arrest histories for rape, molestation and analogous sexual violations were signifi cantly more likely to engage in sexual misconduct, generalised misconduct, and total misconduct reviewed by the parole board at two points of recall than those without antisocial sexual histories. In addition, both offi cial and self-reported histories of delinquency were consistently related to institutional misconduct, suggesting considerable support for the importation model of inmate behaviour (Irwin and Cressey, 1962) and related research (Cao et al, 1997;Gendreau et al, 1997;Gaes et al, 2002;DeLisi, 2003;Berg and DeLisi, 2006;Walters, 2007). The ROC and regression analyses indicated that at least part of the origins of adolescent sex offending is rooted in thought psychopathology.…”