Sabrina L. Smiley, PhD, MPH, is a tenured Associate Professor of Public Health in the Division of Health Promotion and Behavioral Science at San Diego State University School of Public Health. A social and behavioral health scientist, Professor Smiley applies a community-engaged approach to addiction science that aims to understand the root causes that underlie disparities as a way to develop interventions and inform public policy to reverse them. Her research was cited in the Los Angeles Times article "Addicted to menthol: Big Tobacco's targeting of Black communities could soon end." Professor Smiley is the first faculty member in San Diego State University history to receive the National Institutes of Health-National Institute on Drug Abuse Director's Pioneer Award.

Professor Smiley has published over 50 peer-reviewed scientific articles in academic journals, including Addictive Behaviors Reports, Nicotine & Tobacco Research, Current HIV/AIDS Reports, American Journal of Public Health, and The Journal of the National Medical Association. She was also the 2021-2024 Society for Research on Nicotine and Tobacco Annual Meeting inaugural Health Equity Co-Chair.

Professor Smiley has been a research professor at Keck School of Medicine of USC, and postdoctoral fellow at the USC Tobacco Center of Regulatory Science. She has also been a recipient of the National Science Foundation Graduate Research Fellowship. A native of historic Selma, Alabama, Professor Smiley earned her BS in Biology from Alabama A&M University, MPH in Behavioral Health Science from the University of Alabama at Birmingham, and PhD in Sociology from Howard University