Vincent Mathy studied at the Institut Saint-Luc in Brussels, where he met Pierre Bailly. After working for several years at Bayard Presse, Mathy worked with Bailly and Denis Lapière on the series 'Ludo'. This series, about a boy who is a big fan of the fictional comic strip 'Castar', has appeared in Spirou since the late nineties. In this series, Bailly drew the adventures of 'Ludo', while Mathy illustrated the comics of 'Castar'.