L'appropriation des solutions TIC demande une approche organisationnelle incluant la dimension sociale mais également technique. L'approche en termes de " démarches itératives d'appropriation" incorpore ces deux facettes de la problématique. Véritable émergence de terrain, ce concept...

Heinz Klein was a fine scholar and mentor whose work and life have inspired us to explore the notion of ‘scholarly influence’ which we cast as ‘ideational’ and ‘social influence’. We adopt a portfolio of measures approach, using the Hirsch family of statistics to assess ideational...

This paper deals with inertia functions in control theory introduced in Aubin, Bernardo and Saint-Pierre (2004, 2005) and their adaptation to dynamical games. The inertia function associates with any initial state-control pair the smallest of the worst norms over time of the velocities of the...

The recent financial crisis has triggered radical criticism against financial markets. In this paper, we propose to analyse this criticism in the perspective drawn by Boltanski and Thevenot (1991/2006) around the notion of justification. We see the main debate as opposing the critics and the...