The Fourth International Conference on Information Systems for Crisis Response and Management in Mediterranean Countries (ISCRAM-med 2017), is an ISCRAM event organized in Mediterranean countries, alternating between the north and the south of the Mediterranean Sea. The previous ISCRAM-med conferences were successfully held in Toulouse, France (October, 15-17, 2014) and in Tunis, Tunisia (October, 28-30, 2015) Madrid, Spain (October 26-28, 2016).