Background
Tvedt was born in Lier to the teacher and organist Elias Tvedt (1874–1956) and his wife Kristine Margrethe Odberg (1875–1948). He grew up in Drammen and took examen artium there in 1925.
Tvedt was born in Lier to the teacher and organist Elias Tvedt (1874–1956) and his wife Kristine Margrethe Odberg (1875–1948). He grew up in Drammen and took examen artium there in 1925.
In 1930, he graduated from university with a candidate.jur.
He was acting chief executive of the Norwegian Broadcasting Corporation from 1946 to 1948. degree. After graduating he worked as a lawyer in Sandefjord, Drammen and Kristiansand before being employed as secretary by the Ministry of Labour for four years. In 1932, he was employed as a consultant by the Norwegian Broadcasting Corporation (Norsk Rikskringkasting), in which corporation he remained in different positions for almost twenty-five years.
His only interruption from the corporation was during the Second World War, when he maintained his own law firm in Oslo.
Tvedt married Rannveig Marie Heen (1913–2008) on 11 November 1941. After the war, Tvedt became chief secretary for Norsk Rikskringkasting, and in 1946 he was appointed acting chief executive (later director-general) of the same corporation.
In 1948, Kaare Fostervoll became director-general of Norsk Rikskringkasting, and Tvedt was appointed financial manager. Tvedt also had many other positions in boards of state enterprises in Norway, among them Norsk Tipping and Norsk Spisevognselskap.
When Fostervoll retired in 1962, Tvedt applied for the director-general position.
Hans Jacob Ustvedt applied for the same position. The board of Norsk Rikskringkasting supported Tvedt, whilst the Broadcasting Council supported Ustvedt. In January 1962, the Government decided to appoint Ustvedt to director-general.
The right-wing press criticised the appointment, arguing that it was done on political grounds.
Tvedt then left the Norsk Rikskringkasting, and tried to make success as a barrister in Oslo. He also became juridical consultant of the music copyright company TONO, and, in 1965, the company"s chief executive.
He stayed in the company until his retirement in 1977. Tvedt died on 30 September 1989 in Oslo, and was cremated at Vestre gravlund on 9 October.
He was also a board member of Filharmonisk Selskap and Aschehoug. He was also appointed honorary member of the Norwegian Society of Composers and the Norwegian Union for Stage Directors.