Nastia Liukin

Nastia Liukin is an American artistic gymnast who won the gold medal at the 2008 Beijing Olympics. She is a four-time Olympic medalist and a two-time World Champion. After retiring from gymnastics, Liukin has become a motivational speaker and advocate for women's empowerment. She is the founder of Grandersports, a non-profit organization that aims to empower girls and women through sports. Liukin has also written a book on her experiences as an Olympic athlete and has been featured in various media outlets for her inspiring story.