Immigration: for 30 years, INED's big left turn and the bringing of Alfred Sauvy's children into line

STORY - When he created the National Institute of Demographic Studies, Alfred Sauvy defended the birth rate and then warned against the dangers of migratory flooding from the South. Since 1998, Hervé Le Bras and François Héran have overthrown the institution, defending a France which would always have been a country of immigration.