Departmental Affiliations
Research Interests
Implementation science; Immunization practice; new vaccines introduction; zero-dose initiative; human-centered design approach
Experiences & Accomplishments
Daniel Ali is an Assistant scientist at International Vaccine Access Center in the Department of International Health, Johns Hopkins Bloomberg School of Public Health, working. Dr. Ali holds a PhD holder in Public Health from Walden University USA, Master of Public Health (MPH) from Usman Danfodio University Nigeria, Master of International Affairs and Diplomacy (MIAD) at Ahmadu Bello University Zaria, Nigeria, and Bachelor of Medicine and Bachelor of surgery (MBBS) from University of Maiduguri, Nigeria.
Dr. Ali, worked with World Health Organization (WHO) headquarters in Abuja, Nigeria as National Professional Officer Immunization for 17 years, and he provided technical support in immunization including new vaccine introduction (Rota, Inactivated Polio Vaccine (IPV), Men A, Measles 2nd dose, HPV and COVID-19). Dr. Ali also provided Technical Assistance to the EPI team in Addis Ababa, Ethiopia for Human Papilloma Virus (HPV), Measles Containing Vaccine second dose (MCV2) introduction into their EPI Schedule, and the develop of the country comprehensive multi-year plan (cMYP) for The Gambia. He provided technical support on routine immunization and COVID-19 vaccination in Madagascar and COVID-19 vaccination in Tanzania through the USAID funded MOMENTUM project. Dr. Ali is a Human-Centered Design (HCD) subject matter expert who facilitated the co-designing of strategies to improve routine immunization performance in Madagascar and Nigeria.
Dr. Ali has authored and co-authored several peer-reviewed journal articles and technical reports advancing immunization research and practice. He is a peer reviewer for Frontiers in Pediatrics, Vaccine: X, Health Policy and Planning journals and has reviewed multiple Gavi vaccine introduction proposals.
Dr. Ali, currently providing technical assistant to strengthen the routine immunization and supplemental immunization activities in Nigeria- measles campaigns and the largest nation-wide Measles Rubella campaign in all the Nigeria in 2025. Dr. Ali holds influential memberships and leadership roles in global and national immunization working groups, including the Global Urban Immunization Working Group (IA2030), Zero Dose Community of Practice (Gavi), and Nigeria’s National Technical Committees on measles, adverse events following immunization, and COVID-19 vaccines.
Spanning over two decades, Dr. Daniel Ali’s career reflects a blend of clinical practice, public health leadership, research, and international technical assistance. His academic rigor, coupled with his frontline experience with WHO and IVAC, makes him a recognized expert in immunization strategy, vaccine equity, and global health systems strengthening. Through scholarly publications, technical reports, and active participation in international health forums, Dr. Ali has contributed significantly to the design, implementation, and evaluation of immunization programs across Africa and beyond, with a focus on equity, resilience, and integration of services.
Honors & Awards
A Letter of Appreciation from WHO AFRO (2020) for his contribution to Nigeria’s wild polio interruption.
Outstanding performance awards in training and capacity building for Mid-level Managers (MLM).
Select Publications
Dadari, I., Belt, R.V, Iyengar, A., Ray, A., Hossain, I., Ali, D., Danielsson, N., Sodha, S.V. (2023). The Global Urban Immunization Working Group. Achieving the IA2030 Coverage and Equity Goals through a Renewed Focus on Urban Immunization. Vaccines, 2023, 11, 809. https://doi.org/10.3390/vaccines11040809
Mak, J., Odihi, D., Wonodi, C., Ali, D., Broucker, G., Sriudomporn, S., Patenaude, B. (2023). Multivariate assessment of vaccine equity in Nigeria: A VERSE tool case study using demographic and health survey 2018. Vaccine: X, (14), 100281. https://doi.org/10.1016/j.jvacx.2023.100281
Rhoda, D. A., Wagai J. N., Beshanski-Pedersenc, R., Yusafari, Y., Sequeira, J., Hayford, K., Brown, B. W., Danovaro-Holliday, C., Braka, F., Ali, D., Shuaib, F., Okposen, B., Nwazei, E., Olarewaju, I., Adeniran, A., Kassogue, M., Jobin, D., & Rymanm, T. K. (2020). Combining cluster surveys to estimate vaccination coverage: Experiences from Nigeria’s multiple indicator cluster survey/national immunization coverage survey (MICS/NICS), 2016–17. ScienceDirect, 38(39), 6174-6183. https://doi.org/10.1016/j.vaccine.2020.05.058
Ireye, F., Enya, B., Komakech, W., Okocha-Ejeko, A., Ali, D., Agwai, S., Koko, R., Igbu, T., Maleghemi, S., Adanini, J., Odia, P., Ejiyere, H., & Odiko, D. (2017). Determination of Routine Vaccination Coverage Using Estimated and Survey Generated Population in Orhionmwon Local Government Area in South-South Nigeria. J Infect Dis Med, 2 (2) 112. https://doi:10.4172/2576-1420.1000112
Ali, D., Banda, R., Mohammed, A., Adagadzu, J., Murele, B., Seruyange, R., Makam, J., Mkanda, P., Okpessen, B., Tegegne, S. G., Folorunsho, A. S., Erbeto, T. B., Yehualashet. Y. G., Vaz, R. G. (2016). Strengthening Routine Immunization in Areas of Northern Nigeria at High Risk for Polio Transmission During 2012-2014. J Infect Dis, 213(3), 147–150. https://doi.org/10.1093/infdis/jiv580.