Alex Liber

Alex Liber is a public health researcher at RTI International. He analyzes retail scanner data to track tobacco market dynamics and policy impact and designs and implements rigorous policy evaluation methodologies. He also conducts systematic evidence synthesis to inform regulatory decision-making and models tobacco policy impacts on consumer behavior and industry response. Dr. Liber is an expert in comparative analysis of regulatory frameworks across international context. He assesses quantitative market substitution effects following policy implementation.

Currently, Dr. Liber leads projects, leveraging scanner sales data for tobacco market surveillance and policy evaluations, providing critical intelligence for state and federal regulatory decisions. His work includes systematic reviews of tobacco policy interventions and development of evaluation methodologies that track the real-world impacts of tobacco regulations. He evaluates how regulatory changes affect product sales patterns and consumer behavior, helping government clients understand policy effectiveness. Dr. Liber's comparative analysis of international tobacco control policies provides insights for effective domestic regulatory approaches.

Prior to joining RTI, Dr. Liber served as Assistant Professor at Georgetown University (2020-2023) and Senior Scientist at the American Cancer Society (2011-2020). He developed the "regulatory stances" framework for analyzing commercial determinants of health and has extensively studied policy impacts on tobacco markets worldwide. Dr. Liber has contributed to the Tobacco Atlas and led evaluations of flavored tobacco restrictions, menthol bans, and tobacco 21 policies. He brings expertise in translating complex sales and survey data into actionable policy insights.

In addition to his work, Dr. Liber holds a professional membership at the Society for Research on Nicotine and Tobacco.