Advancing the politics of public transportation and public spaces is not easy. Danish architect Jan Gehl and his firm Gehl Architects, however, have a track record of success with cities around the world.
In 2006, the city of Louisville set up a wall where graffiti artists were allowed to paint. But when the art started offending neighbors and officials, the wall was shut down. This article wonders if there's room for more public art in Louisville.