Bobbi Brown, CEO of her eponymous cosmetics company, began the trend toward natural-looking cosmetics with a simple philosophy: Women want to look and feel like themselves, only prettier and more confident. Today, top editors at elite fashion magazines including In Style, Vogue, Allure, and Harpers Bazaar revere her, and celebrities and millions of regular women throughout the world swear by her beauty advice. Now on her own 50th birthday, Bobbi Brown...