Over thirty million people have read The Diary of a Young Girl, the journal teen-aged Anne Frank kept while living in an attic with her family in Amsterdam during World War II, until the Nazis arrested them and sent Anne to her death in a concentration camp. But despite the many works-journalism, books, plays and novels-devoted to Anne?s story, none has ever conclusively explained how the Franks and four other people managed to live in hiding undetected...