The lifestory is a source for qualitative research. The most basic component of the collection is the written or recorded document of personal history, a short or lengthy story of a person's life and observations. National Oral History Project (Nacionālās mutvārdu vēstures projekts (NMV)) has been financed by the Science Council of Latvia (Latvijas Zinātnes Padome) since 1992. Its approach is multidisciplinary, employing sociological and philosophical theories in particular.