Combining Non-Invasive Brain Stimulation With Cognitive Behavioral Intervention in Substance Use Disorder

Inclusion Criteria: * DSM IV diagnosis of panic disorder (with or without agoraphobia), generalized anxiety disorder, or social anxiety disorder within the past 30 days * DSM IV diagnosis of alcohol dependence within the last 30 days * inpatient treatment at Lodging Plus primarily for alcohol (vs. other drug) dependence * alcohol use in the 30 days preceding the study * willingness to provide informed consent * minimum of a sixth grade English reading level (deemed necessary to complete study materials); as determined by their being able to read and understand the consent form. * Living within reasonable driving distance (1 hour or less) of the Twin Cities to allow for in-person follow-up interviews Exclusion Criteria: * lifetime history of psychosis or mania by history. * cognitive (e.g., dementia) or physical impairment (e.g., blindness) that interferes with study participation report or as judged by PI/study physician. * Current suicide risk as deemed by the PI and study physician to be serious and ongoing * any medical condition or treatment with neurological sequelae (e.g., stroke, tumor, loss of consciousness of more than 30 minutes, HIV, seizures) * history of ECT * document loss of consciousness (LOC) for longer than 30 minutes or LOC with neurological sequelae * pregnancy * Although seizures are not a known risk of tDCS intervention (Fregni et al., 2006; Nitsche et al., 2008), anyone with a history or a risk for seizures will be excluded from the study * anyone with metal objects implanted in their head or neck * anyone taking stimulant medications for any reason as we wish to avoid two sorces of neurostimulation