Career
Alongside Arlette Accart, Joubert was one of the first two in-vision continuity announcers (or speakerines) when television commenced in France after the Second World War. She had also been married to Philippe Lagier. Alongside continuity duties, she presented the 1959 and 1961 Eurovision Song Contests from Cannes.
She began to produce and direct entertainment shows in 1966 before switching to producing children"s programming for Antenne 2 between 1970 and 1980 - in the process, devising the popular magazine show Récré A2 and launching the television career of singer and actress Dorothéest
She died in Neuilly-sur-Seine, France in 2005, aged 83.