- Computer scientist Daniele Quercia describes how "happy maps" can give you not the most efficient, but the most beautiful route.
- Political theorist Benjamin Barber argues that cities and city mayors are the key to bypassing political gridlock and solving many of our global challenges.
- Atlanta Mayor Kasim Reed says mayors are in a position to accomplish a great deal, because they're locals. They can see a city the way "people who are most in need of help see it," he says.
- Fast-growing cities are often riddled with violence, drug trafficking and unemployment. Security researcher Robert Muggah explains how some cities are using new approaches to address these problems.
- For Amanda Burden, a city is defined by its public spaces. The former city commissioner of New York City explains why a promenade, a park or even a park bench, are vital to a city's ability to thrive.
FROM THIS EPISODE
More From TED Radio Hour
LATEST BLOG POSTS
Photos: The Thomas Fire leaves a scorched landscape The Thomas Fire has burned more than 230,000 acres, becoming the fifth largest wildfire in California history. The fire, which is now 15 percent contained, has destroyed 790 structures. One fatality… Read More
Where can you see The Nutcracker in LA this year? When the Nutcracker premiered in St. Petersburg, Russia more than a century ago, critics hated it. But now it’s become what might be the most popular ballet in the world.… Read More