Small and medium-sized enterprises (SMEs) represent 99% of enterprises in Germany and more than 95% in the European Union. Given the recent increase of natural disasters and man-made crises and emergencies, it seems an important economic goal to ascertain that SMEs are capable of maintaining...

Towards a Systematization of Social Software Use in Crisis Situations -- Emergent and Improvisational Collaboration Practices in Crisis -- Inter-Organizational Social Network for Emergency Management -- Geospatial Mashup for Information and Expertise Sharing in Situation Assessment -- Mobile...