Joanna Cohen, Ph.D.

Bloomberg Professor of Disease Prevention


Joanna Cohen, Ph.D., Bloomberg professor of disease prevention and director of the Institute for Global Tobacco Control at Johns Hopkins Bloomberg School of Public Health, has been involved in tobacco policy research for 25 years. Trained in epidemiology and health policy, her research focuses on factors that affect the adoption and implementation of public health policies and on evaluating the beneficial effects and the unintended consequences of such policies. She has studied legislators regarding tobacco and tobacco control policy, the factors influencing quitting behavior among a longitudinal cohort of smokers, tobacco promotion at the point of sale, tobacco prices including taxes, tobacco packaging including health warning labels, options for reducing the physical availability of tobacco products, tobacco policy evaluation, tobacco industry interference in tobacco control and e-cigarettes.

Dr. Cohen is senior editor of the journal Tobacco Control, was a voting member of the U.S. FDA’s Tobacco Products Scientific Advisory Committee and serves on the state tobacco control program evaluation committees for California and Utah.

        Joanna Cohen, Ph.D.

Contact Information


Johns Hopkins Bloomberg School of Health

This research is supported by the National Institute on Drug Abuse of the National Institutes of Health and the Center for Tobacco Products of the U.S. Food and Drug Administration under Award Number U54DA036105. The content is solely the responsibility of the authors and does not necessarily represent the official views of the NIH or the Food and Drug Administration