We talk with Dr. Adefunke Adesina, a medical practitioner and epidemiologist and monitoring and evaluation focal person for the Lagos State Ministry of Health, and Elizabeth Kohlway, Senior Manager of Community Building and Digital Engagement at Sabin, about the opportunity to integrate immunization with other health services to touch more people and the need for global communities of immunization professionals, such as Sabin’s Boost community, to address immunization and vaccine challenges.