After decades of population loss, many cities are now growing faster than the rest of their metro areas. Urban developers are trying to attract the right amenities to support the new wave of urbanites. So what’s needed to sustain a dense and vibrant city? The answers might surprise you.

Over the last two years, thanks in large part to the efforts of the Community Alliance for the Homeless, chronic homelessness in Memphis is down 40 percent. How has the Community Alliance managed to do so much in such a short time?