David Goldberg

In just three years under the leadership of Enrique Penalosa, former mayor of Bogota, Colombia, the city built the Trans-Milenio, a bus rapid transit system, rehabbed 1,200 parks, laid 300 kilometers of bikeways, created the world's longest pedestrian street, brought water to all of Bogota's slums, and built new schools, libraries and daycare facilities, all while reducing the murder rate by two-thirds and institutionalizing an annual, citywide car-free day.

Does smart growth provide a means to forward the development of affordable communities? Or has it become an anti-growth tool to ban multi-family housing construction?