Social Media in Government Services: An Introduction.- Use of Social Media for Internal Communication: A Case Study in a Government Organisation.- Social Media Policy in Turkish Municipalities: Disparity between Awareness and Implementation.- Detecting Bursty Topics of Correlated News and Twitter for Government Services.- Gamification on the Social Web.- A Lexical Resource for Identifying Public Services Names on the Social Web.- Multi-Hazard Detection by Integrating Social Media and Physical Sensors.