Background
He was born in Vinje as a son of farmers Bjørn Aslaksson Berdal (1845–1915) and Margit Aanundsdatter Jore (1859–1938).
He was born in Vinje as a son of farmers Bjørn Aslaksson Berdal (1845–1915) and Margit Aanundsdatter Jore (1859–1938).
Their daughter Margit married officer Jens Christian Magnus. He died in April 1981 in Bærum. He was a pioneer in the development of power stations in Norway.