Faculty

Grace C. John-Stewart

Professor, Epidemiology
Professor, Global Health
Professor, Medicine - Allergy and Infectious Dis.
Professor, Pediatrics

206-543-4278

Education

MD Medicine, University of Michigan, 1987
MPH Epidemiology, University of Washington, 1995
PhD Epidemiology, University of Washington, 2000

Contact

206-543-4278

Global Center for Integrated Health of Women, Adolescents and Children (Global WACh)
325 9th Avenue, Box 359909
Seattle, WA 98104

Research Areas

Research Interests

Dr. Grace John-Stewart is a Professor of Global Health, Medicine, Epidemiology, and Pediatrics at the University of Washington. Her interests include prevention of mother-to-child transmission of HIV (PMTCT), improving outcomes for children with HIV, and addressing relevant co-infections that affect women and children with HIV (including TB, pneumonia, diarrhea, CMV). Dr. John-Stewart has published over 275 peer-reviewed articles. Her research is based in Kenya and includes molecular epidemiologic studies, clinical trials, implementation science studies, and program evaluations focused on HIV and maternal child health. She received the Elizabeth Glaser Scientist Award for research on mother-to-child transmission of HIV. Dr. John-Stewart has mentored numerous trainees, received a K24 Mentorship Award, and received a UW School of Medicine mentorship award. She is the Director of the UW CFAR International Core and the UW Global Center for Integrated Health of Women, Adolescents and Children (Global WACh).

Recent Publications (PubMed)

Impact of a stakeholder selected implementation strategy package - fast tracking, provider re-training, and co-location - on PrEP implementation for pregnant women in antenatal care clinics in western Kenya.
(2025 May 12)
Implement Sci Commun 6(1): 58
Sila J, Wagner AD, Abuna F, Dettinger JC, Odhiambo B, Ngumbau N, Oketch G, Sifuna E, Gómez L, Hicks S, Weiner BJ, John-Stewart G, Kinuthia J
Can audit and feedback improve health service readiness and delivery outcomes in a low-resource setting? Effectiveness results of the IDEAs strategy from central Mozambique.
(2025)
PLOS Glob Public Health 5(5): e0004216
Dinis A, Augusto O, Fernandes Q, Birru E, Etzioni R, Gimbel S, Gloyd S, Ramiro I, Gremu A, John-Stewart G, Wagenaar BH, Weiner BJ, Chicumbe S, Sherr K
C-reactive protein for pulmonary tuberculosis screening and treatment response monitoring in children.
(2025 Apr 25)
medRxiv
Githua J, Mecha J, Stern J, Escudero JN, Njagi L, Kijaro L, Mirera J, Murithi W, John-Stewart G, Maleche-Obimbo E, Nduba V, LaCourse SM
"It gives me the strength and courage to take care of myself": a qualitative exploration of experiences with STI testing among women who initiated PrEP during pregnancy in Western Kenya.
(2025 Apr)
J Int AIDS Soc 28(4): e26464
Mogaka JN, Concepcion T, Abuna F, Akim E, Morroni C, Mussa A, Mugambi M, Aketch H, Obatsa S, Webel AR, Kinuthia J, Ngure K, Beima-Sofie KM, John-Stewart G, Pintye J
Intact HIV DNA decays in children with and without complete viral load suppression.
(2025 Apr)
PLoS Pathog 21(4): e1013003
Reeves DB, Litchford M, Fish CS, Farrell-Sherman A, Poindexter M, Ahmed N, Cassidy NAJ, Neary J, Wamalwa D, Langat A, Chebet D, Moraa H, Antar AAR, Slyker J, Benki-Nugent S, Cohn LB, Schiffer JT, Overbaugh J, John-Stewart G, Lehman DA
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