Evelyne Barbin. His research relates to practical mathematics in early modern Europe, focusing on practical geometry and the use of instruments. He specifically works for his PhD on 17th century fortification, its link to geometry and its transformation in a teaching discipline. He is a member of the Institute for Research in Mathematics Education (IREM) of Dijon and the National Committee "Epistemology and History of Mathematics", in which he participated in several editorial projects.<