Boris Valentin is a professor at Paris 1 Panthéon-Sorbonne University whose research interests focus on the last hunter-gatherers in Europe. He has been leading excavations at Étiolles (Essonne) as well as research on prehistoric rock engravings near Fontainebleau. After publishing a Que sais-je? on the Paleolithic (reissued in 2019), he co-authored Si loin, si près. Pour en finir avec la Préhistoire (Flammarion, 2019) with Jean-Michel Geneste.