Mediation is a very old practice that has been reborn to meet the needs of the contemporary world. It is thus increasingly present in today's societies. This book presents the theoretical foundations of mediation, as well as the way in which teachers and researchers in Information and Communication Sciences (ICS) have taken up this concept. Whether it is communicational, informational, cultural, organizational or societal, mediation belongs to a field of research, instituted by ICS, which sees...