Faculty Expert Profile

Tanjala Purnell

  • Assistant Professor of Epidemiology
  • Founder and Director, The B.O.L.D. (Building Opportunities for Lasting Discoveries) Health Equity Initiative


  • Bloomberg School of Public Health
  • Center for Health Services and Outcomes Research
  • School of Medicine

Languages spoken

  • English

Tanjala Purnell is an epidemiologist and health services researcher with over a decade of research experience focused on patient/family, health care system, and community factors influencing health disparities for adults with chronic diseases, particularly kidney disease, hypertension, and diabetes. She is an assistant professor of cardiovascular disease and clinical epidemiology at the Johns Hopkins Bloomberg School of Public Health. She holds a joint faculty appointment in the Johns Hopkins University School of Medicine's Department of Surgery.

As associate director of the Johns Hopkins Urban Health Institute, Purnell co-leads efforts to facilitate novel collaborations between communities, universities, health care delivery systems, government, and the private sector to build collective capacity for achieving health equity in Baltimore. She is also the associate director for Education and Training at the Johns Hopkins Center for Health Equity, where she leads the Center's educational and training programs for scholars working to advance health equity.

Purnell is a native of the Mississippi Delta and a graduate of Tougaloo College. She has received several national and international research honors and has published papers in leading journals, including JAMA and Health Affairs. Purnell is deeply committed to community engagement, teaching, and mentoring, and she speaks often on the impact of COVID-19 and systemic racism on existing health and health care disparities in the United States.

Recent coverage

Contact a media rep

Johns Hopkins is a big place. Let us make your job a little easier by connecting you with the right media representative.

Contact information

Video services

Our Video and Audio Studio provides a digital, live link between faculty experts and broadcast networks across the globe, including:

  • Live and recorded HDTV interviews via the Vyvx fiber network
  • Live and recorded radio interviews via dedicated ISDN lines
  • Internet streaming

Learn more about the studio

Johns Hopkins University experts can provide the perspective and analysis reporters need to cover the news. If you can’t find an expert in this guide, please contact the university’s media relations office at jhunews@jhu.edu or 443-997-9009.