Four-time Olympic gold medalist Simone Biles is an example of bravery, resilience, and persistence. Looking back at her incredible career, she details her entry into gymnastics at just six years old and her rise to becoming the most decorated American gymnast of all time. With candor, she discusses her daily disciplines, the importance of speaking up, and why female empowerment matters. Inspired by Nelson Mandela's legacy and created in collaboration with the Nelson Mandela Foundation, I Know This to Be True is a global series of books created to spark a new generation of leaders.