Sven Magnus Øen Carlsen (Norwegian: [sʋɛn ˈmɑŋnʉs øːn ˈkɑːɭsn̩]; born 30 November 1990) is a Norwegian chess grandmaster, No. 1 ranked player in the world and reigning World Chess Champion in classical, rapid and blitz. His peak rating is 2882, the highest in history.A chess prodigy, Carlsen became a Grandmaster in 2004, at the age of 13 years, 148 days, making him at that time the second youngest grandmaster in history, although he has since become the third youngest.