In May 2010, he published a nonconformist biography of the French king Henry IV : "Henri IV, les réalités d'un mythe" (Ed. de l'Archipel).
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His most celebrated books, L'affaire Louis XVII (Tallandier, 1995, 2000) and Louis XVII : la vérité (Pygmalion, 2000) have attracted intense interest from the public and the media due to their groundbreaking analyses of DNA research on a human heart long-supposed to be that of Louis XVII, dead in Temple Tower, Paris, in 1795.
Philippe Starck | Louis Philippe II, Duke of Orléans | Philippe II, Duke of Orléans | Philippe Parreno | Philippe Pétain | Philippe Herreweghe | Louis Philippe I | Philippe Pinel | Jean-Philippe Rameau | Philippe Leclerc de Hauteclocque | Philippe I, Duke of Orléans | Philippe Quinault | Philippe Gilbert | Philippe Entremont | Philippe Beaussant | Philippe Léotard | Philippe Jaroussky | Philippe Douste-Blazy | Philippe d'Orléans | Philippe de Rigaud Vaudreuil | Philippe C. Schmitter | Philippe Boesmans | Philippe Bercovici | Jean-Philippe Collard | Prince Ferdinand Philippe, Duke of Orléans | Prince Ferdinand Philippe | Prince Charles Philippe, Duke of Anjou | Philippe Troussier | Philippe Saisse | Philippe Quint |