The RA will maintain study documentation and regulatory requirements for the liver/brain studyThe RA will be responsible for participant recruitment, retention, and scheduling, including community outreach effortsThe RA will have primary responsibility for blood samples collection and processing. They should be a certified phlebotomist and must complete and regularly update all biosafety coursework required by UTThe RA will assist coordinator and study personnel with MRI/sleep/activity/environmental pollution data collection. They should be willing to be trained in MRI safety and data collection and deployment of wearable devices and environmental sensors Other duties as assigned