P. Barry Ryan, PhD, MS


Titles and Roles

Professor, Department of Environmental Health
Rollins School of Public Health of Emory University
Professor, Department of Chemistry
Emory University
Research Program
Cancer Prevention and Control


P. Barry Ryan, PhD, MS, holds joint appointments as Professor in the Department of Environmental Health at Rollins School of Public Health and in the Department of Chemistry at Emory University. He is an associate member of the Cancer Prevention and Control research program at Winship Cancer Institute. He is also a member of the International Society of Exposure Science.


Dr. Ryan's research focus includes environmental exposure assessment and the impact it has upon human health. Numerous environmental contaminants are known human carcinogens. His team studies exposures to such compounds and the likely health outcomes. He began his work over 30 years ago with an initial focus on air pollution exposures.

Dr. Ryan is currently collaborating with Winship investigators to study exposure to volatile organic compounds and its relationship to Non-Hodgkins Lymphoma.


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