Immunization outcomes depend on behavior, including caregivers seeking services, providers following protocols, and communities trusting the system. Yet social and behavior change initiatives are rarely institutionalized or consistently funded, often buried in budget lines without clear accountabili...

A new JSI article on Gavi's VaccinesWork platform synthesizes findings from the Zero-Dose Learning Hub across Bangladesh, Mali, Nigeria, and Uganda, and makes a compelling case that the field's default approaches to reaching zero-dose children are incomplete without corresponding attention to subdis...

Learning agenda on hepatitis B birth dose vaccine delivery in Africa Insights and recommendations to improve timely administration Wednesday 4 March at 16:00–17:30 EAT | 14:00–15:30 CET | 8:00–9:30 EST Chronic hepatitis B affects 254 million people globally, with the highest burden in low‑ and m...

What does it actually cost to reach every zero-dose child? Immunization programs can face challenges in planning and budgeting if they lack rigorous, bottom-up costing data for targeted interventions, particularly those designed to reach missed and under-immunized children. To help address this gap...

Asking whether an intervention worked is not enough. Immunization programs also need to understand how and why change occurred, especially when reaching zero-dose and under-immunized children in complex settings. The Zero-Dose Learning Hub’s new Theory-Based Evaluation Toolkit supports governments ...

A recent VaccinesWork blog post reflects on the Zero-Dose Learning Hub’s accomplishments during 2025, highlighting how implementation research was translated into practical tools, guidance, and shared learning. Drawing on experience from Bangladesh, Mali, Nigeria, and Uganda, the blog post shows how...

Reaching zero-dose children requires evidence that can be applied in real programs and policy decisions. A new post on Gavi’s VaccinesWork blog shows how the Zero-Dose Learning Hub is translating implementation research from Bangladesh, Mali, Nigeria, and Uganda into practical tools and insights tha...

The Zero-Dose Learning Hub, led by JSI, has released its October 2025 semiannual reports, sharing new implementation research and system insights from Bangladesh, Mali, Nigeria, and Uganda. These findings offer practical lessons for practitioners and program leaders, highlighting the factors that co...

The Zero-Dose Learning Hub has launched a new toolkit to help country teams, partners, and technical groups apply theory-based evaluation to strengthen immunization programming. The resource offers practical guidance on developing and revisiting theories of change, clarifying assumptions, and mappin...

What does it take to reach zero-dose children? The Zero-Dose Learning Hub (ZDLH), led by JSI and funded by Gavi, the Vaccine Alliance, convened vaccination experts from Country Learning Hubs, the Gates Foundation, and Clinton Health Access Initiative to share recommendations in an interactive webina...

Dear TechNet community, The World Bank is hosting a webinar on June 17th, 2025, highlighting the key achievements during Uganda's HPV scale up campaign in the 12 poorly performing districts and its linkage to the broader adolescent health improvement strategy. In case this is of interest, I th...

Join Gavi’s Zero-Dose Learning Hub and the Gates Foundation’s Zero-Dose Learning Agenda on Wednesday, May 28, for a webinar that explores the spectrum of factors influencing the ability to identify, monitor, and measure zero-dose children and missed communities. This 90-minute webinar will feature i...

Dear partners, In 2024, the Zero-Dose Learning Hub published more than 40 resources on the ZDLH website about better identifying and reaching zero-dose (ZD) children with life-saving vaccinations, reflecting the Learning Hub’s commitment to strengthening immunization systems globally, especially in...

Dear partners, In case you missed the June 13 ZDLH webinar featuring the Bangladesh and Nigeria Country Learning Hubs (CLHs), the recording is now available. Please watch the recording and let me know if you have ideas for future webinars. Next webinar - register today! Please register today for ...

CHAI is pleased to share learnings from its experience working on last-mile distribution in Kenya, Lao PDR and Uganda between 2019 and 2022. See this post here. The document aims to share insights on the key gaps impacting last mile distribution, why they persist and the learnings based on the...

The Boost Community, in partnership with John Snow, Inc. (JSI), is pleased to announce a three-part discussion series beginning Wednesday, May 12 on the lessons learned from ten years of implementation of the Reaching Every District using Quality Improvement Tools (RED-QI) approach in Ethiopia and...

Dear All, USAID is partnering with Digital Square to assess how governments and investors can harness existing digital tools and platforms to efficiently support response efforts in the ongoing COVID-19 pandemic, including supporting vaccine planning, distribution and monitoring.  We nee...

Dear Colleagues, Please circulate the following opportunity within your networks.IntraHealth is looking for a 'Senior Advisor for health workforce strengthening' to support the conceptualization and implementation of IntraHealth’s technical approach to improving the performance, productivity and su...

Assessment of a novel scanner-supported system for processing of child health and immunization data in Uganda Äijö, A., Schäffner, I., Waiswa, P. et al. Assessment of a novel scanner-supported system for processing of child health and immunization data in Uganda. BMC Health Serv Res2...

In January 2019, PATH and the Solar Electric Light Fund (SELF) partnered with the government of Senegal to evaluate a smart energy management device attached to certain solar vaccine refrigerators that would enable health workers to use electric devices in areas with limited or unreliable power. Cal...