The United States spends nearly 20% of its GDP on healthcare, more than twice as much as typical other first world economies. Scary! Blame the Big Mac if you like, but much of the solution is tied to land use and how the way we live and get around impacts our health. Healthy communities was all the rage at the ULI Fall Meeting, with the release of, what else(!?), 10 Principles for Building Healthy Places and several panel discussions surrounding the ULI Building Healthy Places Initiative. One such panel included developers and foundation presidents from around the country. Perhaps the most…