Judd L Walson

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



MPH Tufts University, 2000
BA Anthropology, Pitzer College, 1993
MD Tufts University, 2000



University of Washington
325 Ninth Avenue, Box 359909
Seattle, WA 98104


Dr. Walson is an infectious disease physician and the Vice Chair of the Department of Global Health and a Professor of Global Health, Medicine, Pediatrics and Epidemiology. He has extensive experience working in research, public health programming, policy development, product development and clinical practice. His research focuses on interventions to improve child survival, growth and development Africa and South-Asia. He collaborates with ministries of health, NGO’s and academic partners in Bangladesh, Benin, Burkina Faso, India, Kenya, Malawi, Nepal, Pakistan, Thailand and Uganda. He also serves as the principal investigator of several large multi-country clinical trials where he has successfully developed and strengthened international partnerships across academic, public health, industry, governmental and multilateral organizations.

Research Interests

Dr. Walson is a Professor at the University of Washington. He completed his training in both Internal Medicine and Pediatrics at Duke University, a fellowship in Infectious Disease at the University of Washington, and holds a Masters in Public Health from Tufts University. Dr. Walson has extensive experience in the design and implementation of large clinical trials in resource-limited settings. He has worked extensively in Kenya, Ethiopia, Bangladesh, Thailand and Nepal. Dr. Walson is particularly interested in the effect of enteric infection and composition on immunologic function and growth. Dr. Walson is the Principal Investigator for DeWorm3, which aims to demonstrate the feasibility of interrupting the transmission of soil transmitted helminths. Dr. Walson is also the Co-Director of CHAIN, a large clinical platform in five countries in Africa and Asia designed to evaluate mortality and morbidity among acutely ill children with varying degrees of malnutrition and to develop and test interventions for this high risk population. In addition to his clinical research, Dr. Walson is the Director of the Global Health Strategic Analysis and Research Training Program (START), an innovative collaboration between the Bill & Melinda Gates Foundation and the University of Washington.

Recent Publications (PubMed)

Remote evaluation of STH program coverage: Experiences from the DeWorm3 study, India.
(2023 Nov)
PLoS Negl Trop Dis 17(11): e0011748
Aruldas K, Ramesh RM, Oswald WE, Janagaraj V, Titus A, Johnson J, Saxena M, Israel GJ, Halliday K, Walson JL, Means AR, Ajjampur SSR

The diagnosis and management of dehydration in children with wasting or nutritional edema: A systematic review.
PLOS Glob Public Health 3(11): e0002520
Tsegaye AT, Pavlinac PB, Walson JL, Tickell KD

Intestinal disturbances associated with mortality of children with complicated severe malnutrition.
(2023 Sep 29)
Commun Med (Lond) 3(1): 128
Wen B, Farooqui A, Bourdon C, Tarafdar N, Ngari M, Chimwezi E, Thitiri J, Mwalekwa L, Walson JL, Voskuijl W, Berkley JA, Bandsma RHJ

Perceptions Associated with Noncompliance to Community-Wide Mass Drug Administration for Soil-Transmitted Helminths.
(2023 Oct 4)
Am J Trop Med Hyg 109(4): 830-834
Sindhu KN, Aruldas K, Kaliappan SP, Mahendran E, Walson JL, Means AR, Ajjampur SSR

"If he has education, there will not be any problem": Factors affecting access to education for children with disabilities in Tamil Nadu, India.
PLoS One 18(8): e0290016
Aruldas K, Banks LM, Nagarajan G, Roshan R, Johnson J, Musendo D, Arpudharangam I, Walson JL, Shakespeare T, Ajjampur SSR

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