Dottir: My Journey to Becoming a Two-Time CrossFit Games ChampionDottir is the inspiring and poignant memoir from two time consecutive CrossFit Games Champion Katrin Davidsdottir. As one of only two women in history to have won the title of Fittest Woman on Earth twice, Davidsdottir knows all about the importance of mental and physical strength. She won the title in 2015, backing it up with a second win in 2016, after starting CrossFit in just 2011. A gymnast as a youth, Davidsdottir wanted to try new challenges