Inclusion Criteria:  Males and females 18-80 years of age Fluency in English and a 6th grade or higher reading level Meets the Diagnostic and Statistical Manual of Mental Disorders (DSM-5) criteria for a current alcohol use disorder (subjects should have a primary alcohol use disorder [AUD] diagnosis, but may have concurrent occasional use of other substances) Referred for the study within 30 days of detoxification or last alcohol use according to medical records Willingness to attend follow-up assessments at 13 weeks Willingness to submit to Breathalyzer screenings and Urine Toxicology screenings  Exclusion Criteria:  Lifetime diagnosis of a psychotic disorder, not induced by drug use Current treatment with opioids or benzodiazepines, which may affect new learning Involvement in a legal case that may lead to incarceration during the study period Residential plans that would interfere with participation Medical illness that may significantly compromise cognition (e.g., Parkinson's, Alzheimer's, Huntington's chorea, moderate or greater TBI) An uncorrected sensory impairment (hearing or sight) that would seriously interfere with cognitive training Pre-morbid intelligence quotient (IQ) estimate below 70 Unstable housing or lack of commitment to staying within a geographic area that would make follow-up possible Unwillingness to provide contact information of someone who can help study staff contact the subjects in the event that study staff are unable to maintain contact directly Allergy to donepezil Unstable cardiovascular disease or unstable medical condition-clinically determined by a physician Imminent suicidal or homicidal risk Pregnant or nursing women, positive pregnancy test, or inadequate birth control methods in women of childbearing potential