Jean-Yves Sarazin (1967–2016) was a curator and historian. After completing advanced studies in history, paleographic archiving, and library conservation, he managed the Directory of French Cartographers at the Bibliothèque nationale de France, responsible for the conservation and restoration of cartographic documents. From 2010 he worked as director of the Department of Maps and Plans at the BnF. He also dedicated his academic career to the history of legal documents, and is the author of the Bibliographie d’histoire du notariat français, 1200-1815 (2004). He passed away on September 4th, 2016, following a lengthy illness.