Questions related to the Norwegian Grandmaster and current (as of 2021Jan20) World Champion Magnus Carlsen.
Magnus Carlsen (1990-) is a Norwegian Grandmaster and current World Champion. While Magnus is still a work in progress he's been developing a superb positional game and backing away from his earlier tactical tendencies.
Magnus Carlsen has been rated #1 in the world (off-and-on) since January of 2010. He hasn't been rated lower than #2 since (as of June 2012.)