Publications

Johnston, J., Abascal Miguel, L., Gaitán Barrillas, R., Lopez, E., Coxaj, J., Sotz Mux, M. ., Suchdev, P. ., Monzon Fuentes, J., Pardo, E. ., Johnston, S., Skinner, N. ., Kraemer Diaz, A., Diamond-Smith, N., & Ward, V. (2026). Culturally and linguistically appropriate vaccine education (CLAVE) for Indigenous communities: design and implementation study of a community-based approach to digital vaccine education in the Central Highlands of Guatemala. International Journal for Equity in Health. https://doi.org/10.1186/s12939-026-02836-9

O’Donovan, J., Ballard, M., Hope, R., Wamae, J., Miranda, A., DeRenzi, B., Kabanda, R., ... Johnston, J., ... Ward, V., & McLaughlin, D. (2026). Governance, scale, and integration: building community health worker systems ready for artificial intelligence. The Lancet Primary Care. https://doi.org/10.1016/j.lanprc.2026.100144

Abascal Miguel, L., Gaitán Barrillas, R., Johnston, J., Ward, V., & Kraemer Diaz, A. (2025). HPV vaccine awareness and uptake in rural Indigenous communities in Guatemala: a cross-sectional study. BMJ Open, 15(12), e107602. https://doi.org/10.1136/bmjopen-2025-107602

Job, N., M’pfunya, S.- kashe, Mudhune, S., Nyawade, B., Omondi, G., Edelquinn, M., Sadia, M., Odhiambo, E., Ho, X., Skinner, N., Johnston, J., Ward, V., & Wamae, J. (2025). Strengthening vaccine uptake: a qualitative assessment of community health worker educational resource needs and community perspectives on vaccination in Western Kenya. Frontiers in Public Health, 13. https://doi.org/10.3389/fpubh.2025.1661069

Jamison, A., Rath, S., Salomon-Ballada, S. ., Diamond-Smith, N., Johnston, J., Barrera, A., Rimal, R., & Ganjoo, R. (2025). Using WhatsApp for vaccine promotion in low-and middle-income countries: practitioner-informed perspectives. BMJ Global Health, 10(10). https://doi.org/10.1136/bmjgh-2025-018983

Sullivan, M., Park, M. S., Ajayi, A., & Johnston, J. (2025). The Differing Perspectives of Health Information Providers on Credible Information Access by Country Income Levels. Proceedings of the Association for Information Science and Technology, 62(1), 1681-1683. https://doi.org/10.1002/pra2.1507

Suri, P., SD, S., Yan, S., Murthy, S., & Johnston, J. (2025). Investigating the role of family members in postnatal care: Evidence from mother-caregiver dyads in India. PLOS One, 20(9). https://doi.org/10.1371/journal.pone.0327986

Utunen, H., Strehlow, M., Johnston, J., Zhang, Q., Noyes, J., & Struminger, B. (2025). Editorial: Learning interventions and training: providing support during health emergencies. Frontiers in Public Health, 13. https://doi.org/10.3389/fpubh.2025.1597628

Johnston, J., Soori, P., Yan, S., Chandrasekar, A., Singla, S., Ward, V., & Murthy, S. (2025, February 13). A mobile messaging service for families on postnatal knowledge and practices: a cluster randomized trial, India. Bulletin of the World Health Organization. https://pmc.ncbi.nlm.nih.gov/articles/PMC11978415/

Johnston, J., Skinner, N., Tokar, A., Arabi, E., Ndiaye, N., Strehlow, M., & Utunen, H. (2025). Global Use, Adaptation, and Sharing of Massive Open Online Courses for Emergency Health on the OpenWHO Platform: Survey Study. Journal of Medical Internet Research, 27. https://doi.org/10.2196/52591

Ballard, M., ... Johnston, J., Ward, V., & ... Kok, M. (2024, December 11). One term to transform: universal health coverage through professional community health workers. The Lancet. https://www.thelancet.com/journals/lancet/article/PIIS0140-6736(24)02713-2/abstract

O’Donovan, J., Baskin, C., MacRae, M., Mndala, L., Mchenga, M., Tiedt, S., Olsen, H., Katzen, L., Nsubuga, D., Geoffroy, B., Odera, M., Ishimhwe, A., Johnston, J., Kawooya, P., Job, N., & ...Ballard, M. (2024, December). The role and recognition of community health workers in research–a global survey. The Lancet Global Health. https://www.thelancet.com/journals/langlo/article/PIIS2214-109X(24)00374-7/fulltext

Strehlow, M., Johnston, J., Aluri, K., Prober, C., Acker, P., Patil, A., Mahadevan, A., & Mahadevan, S. (2024). Evaluation of a massive open online course for just-in-time training of healthcare workers. Frontiers in Public Health, 12. https://doi.org/10.3389/fpubh.2024.1395931

Jones, J., Johnston, J., Ndiaye, N., Tokar, A., Singla, S., Skinner, N., Strehlow, M., & Utunen, H. (2024). Health Care Workers’ Motivations for Enrolling in Massive Open Online Courses During a Public Health Emergency: Descriptive Analysis. JMIR Medical Education, 10. https://doi.org/10.2196/51915

Job, N., Johnston, J., Westgate, C., Skinner, N., Ward, V., & Ballard, M. (2024). Community health worker perspectives on advocacy: design-based research to develop a digital advocacy training course. Frontiers in Public Health, 12. https://doi.org/10.3389/fpubh.2024.1334279

Johnston, J., Aluri, K., Job, N., Kuhnert, K.-L., Prober, C., Ward, V., & Skinner, N. (2023). Exploring the role of community health organizations in promoting public health during a health crisis: a qualitative study of COVID-19 responses in South Africa and Zambia. Global Health Promotion. https://doi.org/10.1177/17579759231205854

Skinner, N., Job, N., Krause, J., Frankel, A., Ward, V., & Johnston, J. (2023). The Use of Open-Source Online Course Content for Training in Public Health Emergencies: Mixed Methods Case Study of a COVID-19 Course Series for Health Professionals. JMIR Medical Education, 9. https://doi.org/10.2196/42412

Skinner, N., Sanders, K., Lopez, E., Sotz Mux, M., Miguel, L., Vosburg, K., Johnston, J., Diamond-Smith, N., & Kraemer Diaz, A. (2023). Barriers to COVID-19 vaccine acceptance to improve messages for vaccine uptake in indigenous populations in the central highlands of Guatemala: a participatory qualitative study. BMJ Open, 13(1). https://doi.org/10.1136/bmjopen-2022-067210

Miguel, L., Lopez, E., Sanders, K., Skinner, N., Johnston, J., Vosburg, K., Diaz, A., & Diamond-Smith, N. (2022). Evaluating the impact of a linguistically and culturally tailored social media ad campaign on COVID-19 vaccine uptake among indigenous populations in Guatemala: a pre/post design intervention study. BMJ Open, 12(12). https://doi.org/10.1136/bmjopen-2022-066365

Du Plessis, L., Job, N., Coetzee, A., Fischer, S., Chikoko, M., Adam, M., & Love, P. (2022). Development and Field-Testing of Proposed Food-Based Dietary Guideline Messages and Images amongst Consumers in Tanzania. Nutrients, 14(13). https://doi.org/10.3390/nu14132705