The report was funded by Grantmakers In Aging, an organization dedicated to promoting and strengthening grantmaking for an aging society. The movement toward age-friendly communities is growing, with the key impetus being population aging. Beyond what individuals themselves can do to age optimally, the movement to create communities that are age friendly focuses on how the economic, physical, and social environments can be improved to address not only the needs but also maximize the assets of an aging population, for the benefit of all.