Steve Wandiga, PhD

Dr. Steve Wandiga is an epidemiologist who studies the convergence between infectious and non-communicable diseases. He is an assistant principal research scientist at the Kenya Medical Research Institute (KEMRI) in Kisumu, Kenya, where he leads the tuberculosis division of the KEMRI Center for Global Health Research. KEMRI hosts an ISO-certified bio-safety level (BSL) 3 laboratory that supports 23 out of 47 counties in collaboration with the Kenya Ministry of Health and the National Tuberculosis Program.

Dr. Wandiga serves on the steering committee of the East African Consortium for Clinical Research; co-chairs the TB Stakeholder Community Engagement Working Group; and is a member of the TB Clinical Trials Infrastructure Working Group. He is also editor-in-chief of the African Journal of Health Sciences, which is associated with KEMRI, and managing editor for East African Health Research Journal, which is associated with the East African Health Research Commission.

In the past, Dr. Wandiga coordinated the East Africa Healthy Pregnancy, Birth, Growth, and Development Knowledge Initiative funded by the Bill and Melinda Gates Foundation.

He holds a PhD in medical research from Ludwig Maximilian University, Munich, Germany and an MA in project planning and management from the University of Nairobi. A Kenyan citizen, he lives in Kisumu, Kenya, with his spouse and children.

See Dr. Wandiga’s full list of publications

Courses Taught

Graduate courses
Introduction to Fundamentals to Global Health
Epidemiology of Infectious and Non-Communication Diseases
Design Thinking in Global Health and Biostatistics
Biosecurity and Challenges in Global Health

Undergraduate courses
Comparative Health Systems
Epidemiology in Kenya
Health and Human Rights
Research Methods and Ethics

Select Publications

Ogumbo, F., Odero, R., Odhiambo, B., Okumu, A., Nonoh, J., Guya, B., & Wandiga, S. (2022). Mutations in Mycobacterium tuberculosis that Confers Resistance to First Line and Second Line Anti Tuberculosis agents in Western Kenya. African Journal of Health Sciences, Vol. 35 No. 4.

Ogumbo, F., Odero, R., Odhiambo, B., Emojong, P., Okumu, A., Nonoh, J., Guya, B., & Wandiga, S. (2022). Profiles of Isoniazid and Rifampicin drug resistance conferring mutations in Mycobacterium tuberculosis among new and previously treated pulmonary tuberculosis cases from Kisumu County, Kenya. East African Journal of Science, Technology and Innovation, 3(4).

Ogumbo, F., Odero, R., Odhiambo, B., Emojong, P., Okumu, A., Nonoh, J., Wandiga, S., & Guya, B. (2022). Isoniazid and Rifampicin Tuberculosis Drug Resistance in HIV Endemic Region of Western Kenya. East Afr Sci J.2022;6(1):37-47.

Muchuro, S., Makabayi-Mugabe, R., Musaazi, J., Mayito, J., Zawedde-Muyanja, S., Nakawooya, M., et al. (2022). Integrating interferon-gamma release assay testing into provision of tuberculosis preventive therapy is feasible in a tuberculosis high burden resource-limited setting: A mixed methods study. PLOS Glob Public Health 2(7): e0000197.

Isangula, K., Philbert, D., Ngari, F. et al. (2023) Implementation of evidence-based multiple focus integrated intensified TB screening to end TB (EXIT-TB) package in East Africa: a qualitative study. BMC Infect Dis 23, 161.

LaCourse, S. M., Seko, E., Wood, R., Bundi, W., Ouma, G. S., Agaya, J., Richardson, B. A., John-Stewart, G., Wandiga, S., & Cangelosi, G. A. (2022). Diagnostic performance of oral swabs for non-sputum based TB diagnosis in a TB/HIV endemic setting. PLOS ONE, 17(1), e0262123.

Mnyambwa, N. P., Philbert, D., Kimaro, G., Wandiga, S., Kirenga, B., Mmbaga, B. T., Muttamba, W., Najjingo, I., Walusimbi, S., Nuwarinda, R., Okelloh, D., Semvua, H., Ngocho, J., Senkoro, M., Stephen, O., Castelnuovo, B., Wilfred, A., Mgina, E., Sanga, C., Aman, F., … Ngadaya, E. (2021). Gaps related to screening and diagnosis of tuberculosis in care cascade in selected health facilities in East Africa countries: A retrospective study. Journal of clinical tuberculosis and other mycobacterial diseases, 25, 100278.

Onyango, D. O., Akelo, V., van der Sande, M. A. B., Ridzon, R., Were, J. A., Agaya, J. A., Oele, E. A., Wandiga, S., Igunza, A. K., Young, P. W., Blau, D. M., Joseph, R. H., Yuen, C. M., Zielinski-Gutierrez, E., & Tippett-Barr, B. A. (2022). Causes of death in HIV-infected and HIV-uninfected children aged under-five years in western Kenya. AIDS (London, England), 36(1), 59–68.

Okumu, A., Asito, S., Omondi, I., Ogollah, C., Shiluli, C., Murithi, W., Odero, R., Malika, T., & Wandiga, S. (2021). Prevalent Non-tuberculous Mycobacteria (NTM) Species Among Presumptive MTBDR Patients from Peripheral Health Facilities Referred for Testing at KEMRI TB Laboratory-Kisumu, Kenya. Journal of Medical Science and Clinical Research. Vol 09, Issue 04, 186-195.

Select Presentations

Wandiga, S. (2019). Research, mentorship, and sustainable development: is retirement age a hurdle to research sustainability in Africa?

Wandiga, S. (2019). Collaborative tuberculosis research agenda at KEMRI Centre for Global Health Research, Kisumu, Kenya.

Wandiga, S. (2018). EACCR-2 institutional clinical research capacity assessment: case study of Siaya County Referral Hospital, western Kenya.

Current Research Interests
  • Evaluating the dual burden of infectious and non-communicable diseases in Kisumu County, Kenya (Dual Burden Study)
  • Evaluating early childhood development integrated in the health system in Siaya County, Kenya (CoSMOS Study)
  • Clinical characterization of COVID-19 patients in Kisumu and Nairobi, Kenya (CCP Study)
  • Start taking action for TB diagnosis (START4ALL)
  • Scaling up capacity to support conduct of clinical trials in the East African Community (SCALE-IT)
  • Linking infectious disease front-liner’s control efforts with Central Public Health authorities in the African Great Lakes Region (GREAT-LIFE)


  • PhD, International Health (Epidemiology), Ludwig Maximillians University of Munich
  • MSc, Epidemiology, Ludwig Maximillians University of Munich
  • MA, Project Planning and Management, University of Nairobi
  • BSc, Chemistry and Mathematics, University of Nairobi
Steve Wandiga, PhD