It started as an assignment. Everyone in Caitlin's class wrote to an unknown student somewhere in a distant place.Martin was lucky to even receive a pen-pal letter. There were only ten, and forty kids in his class. But he was the top student, so he got the first one. That letter was the beginning of a correspondence that spanned six years and changed two lives.In this compelling dual memoir, Caitlin and Martin recount how they became best friends--and better people--through their long-distance exchange.Their story will inspire readers to look beyond their own lives and wonder about the world at large and their place in it.