Alain Queffelec is a specialist of archaeometry of lithic materials at the CNRS, based at the UMR5199 PACEA laboratory at the University of Bordeaux. He employs different techniques of spectroscopy and microscopy to characterize raw materials and archaeological artifacts from various periods and contexts, including the Ceramic Age of the Caribbean islands. Additionally, he devotes part of his time to Open Science initiatives, notably as the founder of PCI Archaeology.