Last week, I had the opportunity to travel to Antigua, Guatemala to work at a nonprofit organization called Sueños. Sueños is an after-school program for disadvantaged children started by a Philadelphian, Katie Korsyn. The mission of Sueños is to combat drop-out rates and help kids be successful at school. Kids receive a free, balanced meal, classes, and help with homework and studies. What they had never had at Sueños or in their public schools was a music class. That's wher