The New York Times bestselling true story of an all-American girl and a boy from Zimbabwe and the letter that changed both of their lives forever.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 letters, and fifty 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 you to look beyond your own life and wonder about the world at large and your place in it.