Where do you turn when you have a bad hair day or need to cover up an unwanted blemish? From hair gels to concealers, cosmetic chemists use science and creativity to develop products that make us look and feel good. As the executive director of Chanel’s Research and Development Formulation Laboratories, cosmetic chemist Amy Wyatt finds it exciting and rewarding to create useful, safe, and appealing personal care and pampering products.