In his book If Mayors Ruled the World, political theorist Benjamin Barber makes a case that cities and the mayors who run those cities are better-equipped to tackle big issues – everything from terrorism to climate change. In a panel discussion later this week, Barber will way on what role cities should play in crafting their own foreign policies. Barber joins us to discuss the role cities can play in conducting and shaping a country’s foreign policy. (Photo: Flickr/Dmitry Mordolff)