“…Recently, a small cluster of studies have evaluated the impact of these programs on offenders with mental disorders, particularly those suffering from schizophrenia. These studies, some of which have included RCT designs, have generally reported positive treatment effects including improvements in patients' knowledge about illness, attitudes towards taking medication, and insight into illness (e.g., Aho-Mustonen, Miettinen, Koivisto, Timonenen, & Raty, 2008; Aho-Mustonen et al, 2011) as well as gains in empathy (Walker et al, 2013). However, at least one study failed to demonstrate significant improvements in self-reported understanding of mental illness following group psychoeducation (Vallentine, Tapp, Dudley, Wilson, & Moore, 2010).…”