“…Published trials of psychological treatments for depression and anxiety in substance users suggest that cognitive behavioral therapy (CBT) may be an effective treatment (Baillie & Sannibale, 2007;Baker et al, 2010;Brown et al, 2006;Brown, Evans, Miller, Burgess & Mueller, 1997;Hides, Samet, & Lubman, 2010;Hunter et al, 2012;Kay-Lambkin, Baker, Lewin, & Carr, 2009;Kay-Lambkin, Baker, Kelly, & Lewin, 2011;Watkins, Paddock, Zhang, & Wells, 2006;Watkins et al, 2011). There is, however, scarce research on the application of contemporary behavioral activation (BA) models of treatment in clinical populations of substance users.…”