Head of the Digital Humanities Department at Paris 8 University (2017/2019).

Invited Professor, University of Montreal, Canada (September 2011).

Head of CITU-Paragraphe Research Team (2007/2017)(Paragraphe Laboratory, University of Paris 8.

Head of the Master in Sciences “Digital: Challenges & Technology” ”, University Paris 8 (2009/2019).

Chairman of the Board of H2H-Lab GIS (Scientific Interest Group Human to Human Lab) (2011/2018).

Full Professor, University of Caen (Computer Sciences Dpt.), France (1993 to 2006).

Director of the Master in Sciences in Computer Sciences University of Caen, France. (1999/2004).

Head of the Computer Sciences Department, University of Caen, France (02/2006 – 09/2006).

Invited Professor, University of Paisley (actually University of West Scotland), UK (1998 to 2003).

Invited Professor, Technological University of Delft (TUDelft), The Netherlands (2001 to 2002).