"Everything in society tells us to distrust others. I think it's the other way around. We need to profoundly trust in those around us, in their potential and in who they are," the grandmotherly Nelsa Curbelo Cora says. In 1999, she walked into the violence infested city of Guayaquil, Ecuador to BE peace. Through her grassroots work, many of Guayaquil's most dangerous gangs have disarmed, agreed to abandon violence--and now work together to rebuild their community! Watch this profile of Nelsa Curbelo Cora's work.