Joanna Cohen

Joanna Cohen, PhD, MHSc, is the Bloomberg Professor of Disease Prevention and Chair of the Department of Health, Behavior and Society at the Johns Hopkins Bloomberg School of Public Health. She directs the Institute for Global Tobacco Control and has led tobacco policy research for over 30 years, focusing on tobacco control, public health policy, and policy evaluation. Her work examines tobacco industry strategies, health communication, and behavioral interventions to reduce tobacco use.

• Education: PhD in Health Policy (University of North Carolina, 1999), MHSc in Community Health (University of Toronto, 1992)

Research Trends: Her recent work includes studies on electronic nicotine delivery systems (ENDS), tobacco pricing, warning labels, flavor chemicals, and global policy implementation. Key collaborations span the U.S., Vietnam, Mexico, and Bangladesh.

• 2025: ENDS dependence, bidi pack perception
• 2024: Tobacco taxation, PMI funding models
• 2023: Menthol regulation

Scientific Awards: Recipient of multiple teaching and mentoring awards, including the 2004 Robin Badgley Award and 2000 APHA Mentor of the Year.

Projects: Leads the Bloomberg Initiative to Reduce Tobacco Use, the VAPER Study, and Tobacco Pack Surveillance System (TPackSS), with a focus on reducing inequalities in tobacco control.