Are management tools instrumental of socialisation and of behavioural control or can they be vectors of change? Based on four examples of the change process in companies, the author reflects on the nature and the role of management tools, considered as sources, supports or even consequences of...

Une analyse de l'impact du Web 2.0 sur les organisations, basée sur une veille, une revue de littérature académique et sur des exemples d'entreprises. Il en résulte une présentation du concept selon quatre points de vue : la plateforme, le many-to-many, le réseau communautaire et l'émergent.

Bernard Roy’s works have founded the european school of multicriteria decision aiding and, more broadly speaking, are a key contribution to the foundation of scientific decision aiding approaches. Aiding. they are based upon several major breakthroughs with regard to traditional operational...