Timothy J. Grigsby is an Assistant Professor in the Department of Social and Behavioral Health in the UNLV School of Public Health. He completed his Ph.D. in Preventive Medicine (Health Behavior Research) at the University of Southern California in 2016. His primary research interests are the health effects of childhood trauma, the conceptualization, measurement, screening, and prevention of substance misuse, and identifying sources of health disparities in Hispanic/Latinx communities. His secondary interests are in the dissemination of novel research and analytic methods in public health research. His work explores the role of family- and community-based trauma exposure as risk factors for substance use, misuse, and related health outcomes in minority populations. Specifically, his work has identified adverse childhood experiences and perceived discrimination as important risk factors for substance use, violence, and adverse health outcomes in minority populations.