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. Rose Kennedy's diaries and correspondence, school and doctors' letters, and exclusive family interviews bring Rosemary alive as a girl adored...