Healthcare workers (HCW) are defined as university employees working a healthcare setting who have the potential for direct or indirect exposure to patients, human research subjects or infectious materials including body substance, contaminated medical supplies, devices and equipment, surfaces, or air. Responsibilities include recruitment, screening and evaluating potential participants, monitoring participants before, during, and after investigational interventions, identifying and managing changes in clinical status, assessing and documenting adverse events, and communicating clinically significant findings to study investigators, other members of the research team and the patient's mental health clinicians.