Inclusion Criteria:  Overtly healthy men and women aged 21 - 35 Able to give informed consent Able to understand/complete questionnaires and procedures in English Willing and able to adhere to the study schedule At least 2 binge drinking events (at least 4 or 5 drinks on a drinking day for women and men respectively over the last 5 weeks, unless determined by study physicians that drinking history meets study objectives Have venous access sufficient to allow blood sampling  Exclusion Criteria:  Pregnant or breast-feeding Desire to be treated for any substance use disorder or court ordered to not drink alcohol Medical disorders or other conditions, such as lifetime history of a seizure, including history of Electroconvulsive therapy (ECT) but excluding febrile seizures and those induced by substance withdrawal, that may influence study outcome or subject safety First degree relative with idiopathic epilepsy or other seizure disorder Diagnostic and Statistical Manual (DSM) 5 Disorders (non-AUD) or current/history of neurological disease of cerebral origin, or head injury with > 20 min loss of consciousness, if determined by the study physicians to affect subject safety or data integrity Positive urine drug screen for amphetamines/ methamphetamines, barbiturates, benzodiazepines, cocaine, opiates, or phencyclidine if determined by the study physicians to adversely affect subject safety or data integrity Medications (past 30 days) that could influence subject data/subject safety (e.g. antidepressants, antipsychotics, benzodiazepines, etc.) as determined by study physicians Positive BrAC reading at beginning of any study session Actively suicidal (for example, any suicide attempts within the past 3 months or any current suicidal intent, including a plan) or are at serious suicidal risk, by clinical judgment of the study physicians Any condition for which the study physicians determine it is unsafe or not prudent to enroll a subject