Master of Science, Massachusetts Institute of Technology, 1975. Doctor, University Leiden, The Netherlands, 1981. Doctor of Science, University Paris Sud 11, Orsay, France, 1985.
Research assistant Center for Mathematics and Informatics, Amsterdam, The Netherlands, 1977-1981. Chargée recherche National Center for Scientific Research University Paris-Sud II, 1983—2001, director research, since 2001. Consultant Society ATOS-HydroExpert, France, 1980-1983.
Married Hendrik Jan Hilhorst, August 23, 1974. 1 child, Anne Laure.