The comorbidity of Substance Use Disorder (SUD) and other mental disorders is common, with estimated 50-75% of patients entering SUD treatment presenting other psychiatric disorders as well (Bergman, Greene, Slaymaker, Hoeppner, & Kelly, 2014). These individuals typically require more extensive treatment, and have a poorer prognosis than indivi... Honors Thesis Advisor, Dr. Rueben Brock.