By Thomas Galvin, Maricopa County Supervisor and Rose Law Group Partner For The Arizona Republic Despite continued high costs and low supply, the housing affordability crisis has received either short shrift or lip service at the state level. This past year, Maricopa County leaders addressed residents’ concerns by overhauling its zoning ordinance, garnering national attention. Maricopa County achieves results on public safety, lowering taxes, fostering economic development and now, housing affordability. In my chairman’s address just …