Olivier Descamps is Professor of law and legal history at the Panthéon-Assas University in Paris, France, and Managing Director of the Institute of Legal History of the French National Center for Scientific Research (CNRS) in Paris. A specialist in legal history, canon law, and comparative law, he has authored or edited five books, including Les sources du droit à l'aune de la pratique (2018) and Le statut du magistrat (forthcoming). Professor Descamps is coeditor of the Revue historique de droit français et étranger, one of the leading journals in legal history worldwide.