About the Authors

Constance Hammond, David Karlin, Jean Thimonier
Tous Chercheurs, Equipe de Recherche Technologique en éducation (ERTé) Hippocampe n°47, INMED and Aix-Marseille II University, Marseille, France

Corresponding Author

hammond@inmed.univ-mrs.fr

Competing Interests

The authors have declared that no competing interests exist.