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

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

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Judd Walson, MD, MPH is a Professor in the Departments of Global Health, Medicine (Allergy and Infectious Diseases), Pediatrics and Epidemiology (Adjunct). He has an extensive history of conducting large observational studies and clinical trials in Africa and Asia, including ongoing studies in Benin, Burkina Faso, Malawi, Kenya, Uganda, Ethiopia, Pakistan, Bangladesh and India. Dr. Walson’s research focuses on studies of neglected tropical diseases, enteric and diarrheal disease, HIV and endemic co-infections, and their relationship to child survival and early childhood development. Dr. Walson is the Principal Investigator of the DeWorm3 Project, a large multi-country cluster randomized trial designed to demonstrate the feasibility of interrupting the transmission of soil-transmitted helminths and is the co-Principal Investigator of the Childhood Acute Illness and Nutrition Network (CHAIN). He has extensive experience in the design and implementation of observational research and clinical trials, and works closely with numerous government and non-governmental organizations. Dr. Walson has mentored over 60 post-doctoral, doctoral and masters levels trainees both in the US and overseas.

  • MPH (Tufts University)
  • BA (Pitzer College)
  • MD (Tufts University)
  • Nepali
Health Topics 
  • Causes of Death
  • Child and Adolescent Health (incl. Pediatrics)
  • Child Mortality
  • Cost-Effectiveness
  • Diarrheal Diseases
  • Education and Training
  • Epidemiology
  • Health Interventions
  • Health Outcomes
  • Health Technologies
  • Implementation Science
  • Infectious Diseases (other than STDs)
  • Leadership and Organizational Development
  • Malaria
  • Maternal Child Health (incl. Reproductive Health)
  • Mortality
  • Neglected Diseases, Tropical Medicine (incl. Parasites)
  • Nutrition, Clean Water, and Food Security
  • Pulmonary Diseases and Pneumonia
  • Research
  • TB

Walson J, Singa B, Sangaré L, Naulikha J, Piper B, Richardson B, Otieno PA, Mbogo LW, Berkley JA, John-Stewart G. Empiric deworming to delay HIV disease progression in adults with HIV who are ineligible for initiation of antiretroviral treatment (the HEAT study): a multi-site, randomized trial. Lancet Infect Dis. 2012 December 12;(12):925-32.

Walson JL, Sangaré LR, Singa BO, Naulikha JM, Piper BK, Yuhas K, Onchiri FM, Otieno PA, Mermin J, Zeh C, Richardson BA, John-Stewart G. Evaluation of impact of long-lasting insecticide-treated bed nets and a point-of-use water filters on HIV-1 disease progression in Kenya. AIDS. 2013 Jun 1;27(9):1493-501.

Pavlinac PB, John-Stewart GC, Naulikha JM, Onchiri FM, Denno DM, Odundo EA, Singa BO, Richardson BA, Walson JL. High-risk enteric pathogens associated with HIV infection and HIV exposure in Kenyan children with acute diarrhea. AIDS. 2014 Sep 24; 28(15):2287-96.

Pavlinac PB, Denno DM, John-Stewart GC, Onchiri FM, Naulikha JM, Odundo EA, Hulseberg CE, Singa BO, Manhart LE, Walson JL. Failure of syndrome-based diarrhea management guidelines to detect Shigella infections in Kenyan children. J Pediatric Infect Dis Soc. 2016 Dec; 5(4):366-374.

Means AR, Asbjornsdottir K, Mwandawiro C, Rollinson D, Jacobson J, Littlewood T, Walson JL. Sustaining progress towards NTD Elimination: An opportunity to leverage Lymphatic Filariasis Elimination programs to interrupt transmission of soil-transmitted Helminths. PLoS Negl Trop Dis. 2016 Jul; 10(7):e0004737.