RecruitingPhase 2Drug trialMotivation for IV Alcohol Self-Administration in HumansThe goal of this translational study is to understand different reasons why people between the ages of 21 and 65 with alcohol use disorder are motivated to self-administer alcohol. The main questions it aims to answer are: * How does a person's desire for a reward affect their motivation to self-administer alcohol? * How does a person's emotions affect their motivation to self-administer alcohol? * How does a person's cognitive functioning affect their motivation to self-administer alcohol? Participants will be asked to complete questionnaires about their mood, habits, and functioning and will complete an IV alcohol administration that will include pressing a button to receive additional doses of IV alcohol.