Sofia Vladimirovna Vassilieva is a young American actress who is best known for her work as a teenage cancer patient in the 2009 movie ‘My Sister's Keeper’. Her other remarkable work include ‘Eloise at the Plaza’, ‘Eloise at Christmastime’ and ‘Medium’. For her work in ‘My Sister's Keeper’ and ‘Medium’, she bagged the ‘Young Artist Awards’. Sofia started out as a child actor and hence along with acting, she also continued with her formal education. Furthermore, with her parents solidly supporting her in everything, she pursued acting courses and took interest in variety of other activities like ballet, horse riding and yoga. She has also travelled a lot and is fluent in a number of languages. Other than acting, she has also lent her voice for video games.