Swedish musician and composer. After being a member of
ABBA he has, together with
Björn Ulvaeus, created the musicals
Chess[?],
Kristina from Duvemåla[?] (based on the Immigrant novels by Swedish writer
Vilhelm Moberg), and
Mamma Mia (based on existing ABBA songs). He also performs
folk music on the
accordion together with
Orsa Spelmän.
See also: List of Swedes in music