One of the largest book publishers in Finland, Kustannusosakeyhtiö Otava was founded in 1890. It has been the original publisher of many finnish classic novels and important books, including national poet Eino Leino, literature nobel prize winner F.E. Sillanpää and president C.G.E. Mannerheim. Also nowadays Otava has very versatile publishing portfolio: from encyclopedics and cook books, to novels, childrens's books, graphic novels and school teaching material. It also has diverse digital publishing.