In the world’s poorest and most remote communities, people die of easily preventable afflictions. Community health workers are proximate by definition, and able to treat health problems in their communities as they arise. Armed with appropriate technology and education, they can expand service and increase quality of care. Community health workers provide feedback loops that anticipate needs, generate learning, and prevent outbreaks or pandemics. We’ll explore this reinvention of community health care, and hear about the innovations poised to drive real change in global health systems.