<p>How did Oklahoma City go from being one of America’s most obese and least walkable cities in 2008 to an award-winning thriving downtown attracting an influx of jobs, dining, recreation, and young adults? Through the implementation of a complete redesign of the public streets and parks in the 50-block downtown core. Defying fears of gridlock, the one-way street system and a third of the driving lanes were eliminated while on-street parking was doubled, a bike network established, and over 2,500 street trees planted. Then Mayor Mick Cornett and urban designer Jeff Speck discuss how they pulled this off and lessons learned.   </p>