Bj rnstjerne Martinius Bj rnson was a Norwegian writer and the 1903 Nobel Prize in Literature laureate. Bj rnson is considered as one of The Four Greats Norwegian writers; the others being Henrik Ibsen, Jonas Lie, and Alexander Kielland.Bj rnson is celebrated for his lyrics to the Norwegian National Anthem, "Ja, vi elsker dette landet".