Mathieu Castagnet is a seasoned journalist who worked at La Croix from 2001 to 2011, where they served as both Chef de rubrique for the political and economic sections. Prior to this, they held roles at Bayard Presse from 1998 to 2001, focusing on defense issues and political coverage. Mathieu's early career included a position at PROFESSION POLITIQUE in 1993-1994. They have an educational background in political science from Université Panthéon Sorbonne and communication from CELSA. Currently, Mathieu is the Chef du service Pôle chaud at La Croix.
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