Jean-Pierre Babelon (1931 - 2024) was member of the Académie des Inscriptions et Belles-Lettres, inspector general of the Archives de France and then director of the Palace of Versailles and its gardens. Jean-Pierre is a historian specialising in Henri IV, the history of Paris, the history of architecture of the 16th and 17th centuries, and more particularly that of castles and gardens; his many reference works that earned him the Grand National Heritage Award in 1989. Benjamin Chelly is an architecture and design photographer and portrait artist.