Carlsen is a Norwegian chess grandmaster, and the current World Chess Champion. Carlsen was a child chess prodigy who became a chess grandmaster in 2004, at the age of 13 years and 148 days. This made him the third-youngest grandmaster in history. In November 2013 Carlsen became World Champion by defeating Viswanathan Anand in the World Chess Championship 2013. On the May 2014 FIDE rating list, Carlsen reached his peak rating of 2882, which is the highest in history. In November 2016 he defended his world title against Sergey Karjakin.