Mats Edén , born 1957, is a Swedish folk musician on fiddle and accordion , national musician , composer and educator. Living in Harlösa , Eslöv . Mats Edén become interested in the traditional music from Värmland as a teenager. This interest happened to coincide with a major revival in the Swedish folk music movement. Mats soon became a devoted part of this movement and since the late 1970s he has been a freelance folk musician.