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5.04/23/2026

Encourages students to ask questions.

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About Karl

Karl Johnson is an Assistant Professor in the Department of Public Health Leadership and Practice at the University of North Carolina at Chapel Hill’s Gillings School of Global Public Health, contributing to Health Science through research and practice in local public health governance. He earned a PhD in Health Policy and Management, with a concentration in Decision Science and Outcomes Research, from UNC Chapel Hill in June 2023. His dissertation, titled "Public Health Governance to Advance Public Health 3.0—Interrogating the Strategies and Structures of Local Governmental Health Departments to Address the Social Determinants of Health in North Carolina and across the Country," assessed strengths and weaknesses of boards of health in North Carolina and how organizational structures influence board-health department relationships. Johnson also holds a Bachelor of Arts in Economics with Honors in Humanistic Studies from Johns Hopkins University, awarded in May 2018. His research interests include substance use treatment and prevention, the intersection of public health and faith communities, the effect of social media on youth mental wellness and technology's broader role in public health, the loneliness epidemic, and public health governance, especially the work of governmental boards of health in North Carolina.