What do you do when your previously quiet, loving daughter becomes a restless, rebellious stranger who acts like a responsible adult one day, and a rude, selfish brat the next? You stay calm, and consult the experts. By the time they turn thirteen, adolescent girls look like they're ready for anything – but they're not. Our girls are growing up in a society that is rapidly changing and challenging the skills of even the most experienced parents. A roadmap is needed to guide parents through this new landscape, to ensure we bring up happy, healthy young women.