Yves Martinez-Maure is a French mathematician, a full professor at Sorbonne University and a member of the Institut de Mathématiques de Jussieu - Paris Rive Gauche since 2003. He earned his PhD from Paris 7 University in 1985, specializing in foliations. His subsequent research led to the development of hedgehog theory, a new subject which has become of particular interest in both convex and differential geometry.