“…During the past decades, a wide range of baseline client characteristics have been examined and identified as potentially relevant to addiction treatment outcomes, including socio-demographic (e.g., ethnicity, gender), drug-related (e.g., drug use severity, poly-drug use) and psychosocial (e.g., personality, stress, coping, self-efficacy) factors (Frawley & Smith, 1992;Hawkins, Baer, & Kivlahan, 2008;King & Canada, 2004;Laudet et al, 2009;McMahon, 2001). Recently however, growing recognition of the centrality of neurocognitive impairments in addiction has led to a new generation of research in which measures of neurocognitive functioning are being applied to the task of predicting treatment outcomes (Passetti, Clark, Mehta, Joyce, & King, 2008).…”