Xavier dupont de ligonnès: a cop at the heart of the case (expanded and updated edition)

An updated and expanded edition of a book published in February 2026. 
20,000 copies printed

What if the Dupont de Ligonnès case were reopened thanks to Gilles Galloux? The investigator from the Central Cybercrime Office of the Judicial Police, who was in charge of the digital manhunt for Xavier Dupont de Ligonnès in 2011, is diving back into the case that turned his life upside down a decade later.

For the past two years, Gilles Galloux has been revisiting neglected leads, tracking down forgotten witnesses, and uncovering details never before revealed to the public. He sheds light on specific movements in Saint-Nazaire, crucial gaps in the days leading up to the tragedy, and data that had never been linked together. Through investigations conducted in the Var and the Nantes region, he pieces together facts