Governments spend a lot of money to contain violence. [[tweetable]]In 2015, some $1.7 trillion was spent on defense by governments worldwide[[/tweetable]] . While the primary responsibility for…

Ede Ijjasz-Vasquez, Bernard Harborne |

 Photo: Curt Carnemark / World Bank Crises in access to water are making headlines around the world. Among difficult policy pathways to respond, convincing people to change their behavior and…

Laura De Castro Zoratto, Courtney Price Ivins |