Evidence for Action (E4A) funds research evaluating the population health, wellbeing, and racial equity impacts of programs, policies, and practices. What We're Learning is a repository of media pieces, research articles, presentations, reports, and other materials highlighting E4A supported research and findings. Sort by topic or resource type.


Growing evidence indicates that policy around policing needs to focus on the relationship between frequent police interactions and health and violence outcomes.

Housing First, a supportive housing program, increased office-based care for psychiatric diagnoses, decreased emergency department visits, and increased access to prescription medication.

Weatherization improves self-reported health and saves families money.

Weatherization programs could be improved by expanding eligibility for inclusion beyond income and by collaborating with the healthcare and public health sectors to identify those households most in need of their services.

Community collective efficacy, or a community’s ability to mobilize and realize shared goals, has been linked to positive health outcomes, lower crime and violence, and residents’ emotional connection to their community.


The Healthy Neighborhoods Project (HNP) website features ways communities can get involved, share information regarding community health and concerns, and explore findings.

Place-based interventions have the potential to improve the health and safety of communities experience disadvantage.



Where we live and the quality of our housing and neighborhood determines many things, including access to healthy food, quality of education, and overall health and well-being.