Teenage girls are in need of a positive role model, and Sondra Clark, 16, is just that. Sondra, the author of five published books, has traveled the world, speaking to thousands of people about her experiences. She also has been the international spokesperson for worldwide causes. But that doesn't make her perfect-she still has a messy bedroom and argues with her parents. Sondra knows that intelligence and confidence are more important than looks,...