In this podcast Kurtis Lockhart speaks with Professor Chris Blattman about his new book Why We Fight: The Roots of War and the Paths to Peace. They also discuss Chris' past work on cash transfers, sweatshops, and cognitive behavior therapy, among other areas. Chris talks about his views on charter cities and randomized control trials, why more international development workers should read the anthropologist James Ferguson, as well as Chris' work with the 'Mister Rogers of Liberia.' Enjoy the show.