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Stefan Baral

Departmental Affiliations

Infectious Disease Epidemiology
Global Disease Epidemiology and Control

Contact Info

615 N. Wolfe Street, Room E7146
(410) 614-8371

Research Interests

epidemiology; implementation research; key populations; human rights; HIV, sexually transmitted infections, men who have sex with men, Sub-Saharan Africa, sex work, people who use drugs
Experiences & Accomplishments
Johns Hopkins Bloomberg School of Public Health
Johns Hopkins Carey Business School
Queen's University
McMaster University
McGill University
Stefan Baral is a physician epidemiologist and a Professor in the Department of Epidemiology at the Johns Hopkins School of Public Health (JHSPH).  Stefan completed his certification in Community Medicine as a Fellow of the Royal College of Physicians and Surgeons of Canada and Family medicine with the Canadian Council of Family Physicians.

Stefan has also been involved in HIV epidemiology, prevention, and implementation research focused on the epidemiology, human rights contexts, and effective interventions for gay men and other men who have sex with men, transgender women, and female sex workers across Western and Central, and Southern Africa and parts of Asia with support from USAID, CDC, NIH, amfAR, and the Global Fund.  In addition, Stefan has led or supported the implementation and evaluation of HIV prevention studies globally characterizing effective combination HIV prevention packages for key populations across multiple low and income countries.  Stefan acts as the Director of the Key Populations Program for the Center for Public Health and Human Rights at the JHSPH
Honors & Awards
2018 Research Contributions to Health in Senegal, Ministry of Health, Senegal
2015 Global Health Advising Award, Center for Global Health, Johns Hopkins School of Public Health
2012 Global Health Advising Award, Center for Global Health, Johns Hopkins School of Public Health
2009 C.P. Shah Award for Resident Research Project, Dalla Lana School of Public Health, University of Toronto
2008 Award for Best Resident Research Project, Department of Family and Community Medicine, University of Toronto
2008 Patient Advocacy Award, Department of Family and Community Medicine, University of Toronto
2006 High Commendation, 90/10 Health Gap Essay Competition, , Global Forum for Health Research
2004 Medical Student Citizenship Award, Professional Association of Residents and Interns of Ontario (PAIRO)
2003 Betty O’Neil Scanlon & Dr. Francis Cannella Bursary, Faculty of Medicine, Queen’s University
2003 Federal Government Millennium Scholarship (Canada)
2003 Canadian Institutes of Health Research Clinical Summer Studentship Award
2002 John McGill Yourex Scholarship, Faculty of Medicine, Queen’s University
2002 Federal Government Millennium Scholarship (Canada)
2002 Leukemia Society of Canada Summer Studentship Award
2001 Frank Newell Scholarship, Faculty of Medicine, Queen’s University
2001 Federal Government Millennium Scholarship (Canada)
2000 Lorne F. Lambier, Q.C. Cancer Research Scholarship, Faculty of Health Sciences, McMaster University
Select Publications
A few selected publications, but seriously, if you care, just check out pubmed! :) Pubmed Bibliography Google Scholar Profile
  • Baral S, Beyrer C, Muessig K, et al. Burden of HIV among female sex workers in low-income and middle-income countries: a systematic review and meta-analysis. Lancet Infect Dis 2012; 12(7): 538-49
  • Baral S, Sifakis F, Cleghorn F, Beyrer C. Elevated risk for HIV infection among men who have sex with men in low- and middle-income countries 2000-2006: a systematic review. PLoS Med 2007; 4(12): e339.
  • Schwartz S, Nowak R, Orazulike I, Keshinro B, Ake J, Kennedy S, Njoku O, Blattner W, Charurat M, Baral S, on behalf of the TRUST Study Group.  The immediate effect of the Same-Sex Marriage Prohibition Act on stigma, discrimination, and engagement on HIV prevention and treatment services in men who have sex with men in Nigeria: analysis of prospective data from the TRUST cohort. The Lancet HIV. Published online 1 June 2015.
  • Baral SD, Wirtz A, Sifakis F, Johns B, Walker D, Beyrer C. The Highest Attainable Standard of Evidence (HASTE) for HIV/AIDS Interventions: Toward a Public Health Approach to Defining Evidence. Public Health Rep 2012; 127(6): 572-84.
  • Peitzmeier, S. M., A. Grosso, A. Bowes, N. Ceesay and S. D. Baral (2015). "Associations of Stigma With Negative Health Outcomes for People Living With HIV in the Gambia: Implications for Key Populations." J Acquir Immune Defic Syndr 68 Suppl 2: S146-153.
Evaluating a pilot combination HIV prevention intervention for Men who have Sex with Men (MSM) in Malawi
Formative Research among Most-at-Risk Populations (MARPS) in Swaziland: Sex Workers and MSM
A Package of Combination HIV Prevention Interventions for MSM in Southern Africa
MSM and Human Rights Support in West Africa
Characterizing Strategies to Prevent Mother to Child Transmission of HIV among Female Sex Workers in the Eastern Cape of South Africa
Implementation of the West Africa Research to Inform Programming
MSM peer educator and health services
Continuum of prevention, care and treatment (CoPCT) of HIV/AIDS
Strategic Partnership between the Center for Public Health and Human Rights
The Johns Hopkins Center for AIDS Research (JHU CFAR): Baral PEPFAR
Leveraging community & peer-based approaches to enhance the continuum of HIV
Siyaphambili Study
Siyaphambili PrEP Supplement