Collaborative Decision Making Tools : A Comparative Study Based on Functionalities

This paper is on collaborative decision making issues. The study is on collaborative decision making tools. To do that, a state of the art of these tools supporting collaborative work in general and especially the tools supporting collaborative decision making process GDSS (Group Decision Support System) has been realized. A comparative study of these systems is made in order to highlight their strengths and their weaknesses. That aims to be a kind of tools selection guide, useful for mediated decision makers, in particular the facilitator.