Jean-Marc Vittori has been an editorial writer for the daily newspaper "Les Echos" for nearly twenty years. He writes about macroeconomics, politics and economic theory. He also speaks on the radio (notably BFMBusiness). After working as an economic analyst, he was a journalist and then editor-in-chief of economic magazines, notably at L'Expansion, which he directed in 2001-2002. He has published several books including "L'effet sablier. Vers la mort des classes moyennes" (Grasset, 2009).