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Timothy Callaghan

Timothy Callaghan,PhD

Assistant Professor

PhD Program Co-Chair


School of Public Health


health policy, covid-19, rural health, population health, autism, opioid policy, health politics, Affordable Care Act
Timothy Callaghan

About Timothy Callaghan

Timothy Callaghan, PhD, is an assistant professor in the Department of Health Policy and Management at the Texas A&M School of Public Health. His research interests are health politics, the Affordable Care Act, autism policy, opioid policy, rural health policy, state politics, and public opinion about health topics.

Dr. Callaghan is a leading national expert in the field of vaccine hesitancy. He has had research featured in prominent journals, including the American Journal of Public Health, the Journal of Health Politics, Policy, and Law, American Politics ResearchSocial Science and Medicine and Publius: The Journal of Federalism.

Dr. Callaghan serves on the advisory board of the Program in Health Law and Policy and also is the director of evaluation with the nationally recognized Southwest Rural Health Research Center at Texas A&M. The center, funded by the Health Resources and Services Administration's Federal Office of Rural Health Policy, was established to address the needs of rural and underserved populations across Texas and the nationa by bringing together a unique combination of faculty expertise in health policy, health economics, aging, long-term care, health law, epidemiology and biostatistics and chronic disease. 

Dr. Callaghan received his Bachelor of Arts in political science and Bachelor of Science in biological sciences from the University of Connecticut. He then went on to receive his Master of Arts and Doctor of Philosophy in political science from the University of Minnesota, Twin Cities.