Jessica Barrington-Trimis, PhD, MS, MA

Assistant Professor of Population and Public Health Sciences

jtrimis@usc.edu
(323) 442-8292
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Dr. Barrington-Trimis is an epidemiologist and Assistant Professor of Population and Public Health Sciences at the University of Southern California, and faculty member in the USC Health, Emotion, and Addiction Laboratory, the USC Institute for Addiction Science, the USC Institute for Health Promotion and Disease Prevention Research, and the USC Norris Comprehensive Cancer Center. After receiving her BA in Philosophy and English (creative writing) from Bucknell University (2007), Dr. Barrington-Trimis joined Teach for America, earning an MA in Education (2009), while teaching high school chemistry in Los Angeles. Dr. Barrington-Trimis left her teaching position to earn an MS in Global Medicine (2010), and her PhD in Epidemiology (2014). From 2014-2016, Dr. Barrington-Trimis completed a postdoctoral fellowship in the FDA and NIH-supported USC Tobacco Center of Regulatory Science (TCORS), and in January 2017 accepted a faculty position at USC.

Dr. Barrington-Trimis’ research focuses on investigation of the rapidly changing tobacco, alternative tobacco, and cannabis landscape. Her work aims to identify intra-individual psychological, behavioral, and social processes associated with nicotine and cannabis product use in adolescence and early adulthood, and to elucidate the behavioral consequences (e.g., transition to more harmful patterns of substance use) and physiological consequences (e.g., adverse respiratory health effects of e-cigarette use) of varying patterns of cannabis and nicotine product use in adolescence.

Tess Boley Cruz, PhD

Associate Professor of Clinical Population and Public Health Sciences

tesscruz@usc.edu
(323) 442-8245
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Tess Boley Cruz, PhD, MPH, CHES, is a clinical associate professor in preventive medicine at the Keck School of Medicine of the University of Southern California. For the past 20 years, she has been involved in research projects and teaching at the master’s and undergraduate levels in health education, communications and health disparities. She serves as the co-lead of the Tobacco Center of Regulatory Science project, funded by NIH, on effects of social media marketing on tobacco use and transitions, and is an investigator on projects using health communication to reduce COVID, and vape pod prevention.\n\nShe served as the first director of the new Master of Public Health Program (MPH) at USC and currently serves as director of the Health Promotion Track in the online MPH program. Dr. Cruz provides the core MPH course on health promotion theory, and a course on public health communications with an emphasis on tailoring strategies and materials to help priority populations. In her undergraduate teaching, her course focuses on race and gender disparities in public health.\n\nHer research focuses on health communication, disparities, and tobacco control, with projects on countering tobacco marketing, and reducing menthol smoking among African-Americans.\n\nDr. Cruz earned her MPH from California State University and her PhD from the University of Massachusetts, Amherst

Junhan Cho

Assistant Professor of Research

junhan.cho@usc.edu
(323) 442-8239


Dr. Junhan Cho is an Assistant Professor of Research in the Department of Population and Public Health Sciences in the Keck School of Medicine at the University of Southern California. He is the Director of Methodology and Statistics for the USC-Health, Emotion, & Addiction Laboratory (USC-HEAL). After receiving his BA in Housing and Interior Design, Dr. Cho earned his MA in Child and Family Studies from Yonsei University, South Korea, and PhD in Human Development and Family Science from the University of Georgia (UGA). Dr. Cho completed a postdoctoral fellowship in the NIDA and NIH-funded Center for Family Research at UGA (2016) and in the USC-HEAL (2017-2018), and in 2019 accepted a faculty position at USC. With a strong interest to develop advanced research methodologies, Dr. Cho’s research aims to investigate complex developmental patterns of conjoint multiple substance use behaviors and related risk factors. His studies incorporate both theoretical and methodological frameworks necessary to conducting longitudinal and prevention studies on youth health risk behaviors with a focus on the psychosocial processes influenced by family and community contexts.

Lorraine Kelley-Quon, MD, MSHS, FAAP

Assistant Professor of Clinical Surgery, Peds/CHLA(dual appointment in PM)

kelleyqu@usc.edu


Dr. Lorraine Kelley-Quon is an Assistant Professor in Surgery and Population and Public Health Sciences at CHLA and the Keck School of Medicine of USC. She obtained her B.S. in Biochemistry and Cell Biology at the University of California, San Diego and completed her M.D. and General Surgery training at the University of California, Los Angeles followed by a fellowship in Pediatric Surgery at Nationwide Children’s Hospital at The Ohio State University in Columbus, Ohio. During residency, she completed the Robert Wood Johnson Clinical Scholars Program and obtained a Master’s in Health Services Research from the UCLA Fielding School of Public Health. Currently, she is developing a pilot project to explore postoperative opioid use in adolescents and identify predictors of use, abuse, diversion, and conversion to chronic use. Her goal is to create physician decision support tools to optimize opioid prescribing for children and to inform policy makers of prudent initiatives regarding pediatric opioid legislation.

Adam Leventhal, PhD

Professor of Population and Public Health Sciences
Director of the Institute for Addiction Science

adam.leventhal@usc.edu
(323) 442-8222