Ivar Andreas Aasen was a Norwegian philologist, lexicographer and writer. He was born in 1813 at Sunmore and died in 1896. From Old Norwegian and various dialects he constructed the language Landsmal to replace the official Dano-Norwegian language and published 'Det norske folkesprog grammatik' in 1848, and 'Ordbog over det norske folkesprog' in 1850. Research Ivar Aasen