On October 3 – 4, 2024, the Mercury Project, together with the University of Nairobi’s Institute for Development Studies, welcomed leaders from the public, private, and philanthropic communities to the Mercury Project Solutions Summit. Abdul El-Sayed, doctor, epidemiologist, and director of the Wayne County, Michigan, Department of Health, Human, and Veterans Services, reflects on what he learned about how researchers and policymakers can work together to develop and implement evidence to improve well-being.