Resolución de problemas en matemática: analiza de la actividad y de la formación de los profesores. Desarrollo de situaciones de enseñanza de la resolución de problemas y de razonamiento matemático.

- Member (elected) of the comitee of the french association for didactics of mathematics (ARDM)
- Members of the research federation "MATHS-A-MODELER" which develop research situations in the classrooms in France

Participation to many activities of popularization of mathematics:
- mathematical activities for general public: fête de la science, salon des jeux mathématiques (France), Printemps des sciences, maths en rue (Belgium), ...
- article in the french popularization revue "la recherche"