They were the most prominent American family of the 20th century. The daughter they secreted away made all the difference. Joe and Rose Kennedy's strikingly beautiful daughter, Rosemary, attended exclusive schools, was presented as a debutante to the queen of England, and traveled the world with her high-spirited sisters. And yet Rosemary was intellectually disabled - a secret fiercely guarded by her powerful and glamorous family. Major new sources - Rose Kennedy's diaries and correspondence, sc . CLICK HERE TO DOWNLOAD THIS BOOK FOR FREE