If Harry Potter and Huckleberry Finn were each to represent British versus American children’s literature, a curious dynamic would emerge: In a literary duel for the hearts and minds of children, one is a wizard-in-training at a boarding school in the Scottish Highlands, while the other is a barefoot boy drifting down the Mississippi, beset by con artists, slave hunters, and thieves. One defeats evil with a wand, the other takes to a raft to right a social wrong. Both orphans took over the world of English-language children’s literature, but their stories unfold in noticeably different ways. —The Atlantic