Inclusion Criteria:  18 years of age and above Fluency in English Understanding and willingness to comply with study requirements & provide informed consent Current substance use disorder Have used alcohol or substances within the past 30 days Registration with CAMH Addictions Program outpatient services  Exclusion Criteria:  Current psychosis or mania Current psychiatric disorder requiring care more urgently than substance use, including acute intoxication or withdrawal requiring medical attention Significant neurological disorder or physical illness likely to interfere with participants Any known practical factors that would preclude participation (e.g., extended absences) Inability to read at a sixth grade level