Marshall is a first-year doctoral student in the MAD Lab. Prior to joining Temple, Marshall worked for three years as full-time research assistant at the Yale Stress Center, contributing to research related to stress and substance use disorders. His research interests in the MAD Lab include understanding self-injurious thoughts and behaviors, and the role that affective dysregulation plays conferring risk for self-injury. In his free time, Marshall enjoys quality time with loved ones, film photography, and practicing jiu jitsu.