Three teenagers are break-dancing in the courtyard of a government building in Medellín, Colombia. A boom box blares hip-hop — pure bass against the concrete walls. A dozen other teens sit cross-legged or lean against backpacks. Johana Pabon stands near the building’s glass entryway staring at the break-dancers, arms crossed, hips thrust sideways, eyes narrowed. Her tight smile, though, shows unmistakable pride. “They have this space,” she says. “They can use it whenever they want.” Pabon is a docent at the Parque Biblioteca San Javier, which opened in 2006 — one of nine ... Read More