Clinical Research Directory

Inclusion Criteria: * Abstinent from any substance or alcohol use (excluding caffeine or nicotine) for a minimum of 3 weeks at study enrollment * Has the intention to remain in their treatment program(s) until the end of the intervention portion of the study. * Able to provide written consent and comply with study procedures. * Meets the MINI 7 diagnostic criteria for either stimulant use disorder (SUD) or alcohol use disorder (AUD). Exclusion Criteria: * Any medical condition or treatment with neurological sequelae (i.e. stroke, tumor, HIV) * Over 9 months of abstinence from substance use * A head injury resulting in a loss of consciousness exceeding 30 minutes (i.e., moderate or severe TBI) * Presence of a condition that would render study measures difficult or impossible to administer or interpret * Age outside the range of 18 to 65 * Primary current substance use disorder diagnosis (according to MINI 7 diagnostic criteria) for a substance other than stimulant or alcohol, except for caffeine or nicotine (Nicotine use will be recorded but is not exclusionary) * Entrance to the treatment program under a court mandate. (i.e. legally incarcerated) * History of ECT or cortical energy exposure within the past 6 months, including participation in any other neuromodulation studies