主题词：Social Media and Politics; Survey Methodology and Nonresponse; Impact of Technology on Adolescents; E-Government and Public Services; Opinion Dynamics and Social Influence; Focus Groups and Qualitative Methods; Misinformation and Its Impacts; Hate Speech and Cyberbullying Detection; Media Studies and Communication; Computational and Text Analysis Methods; Technology Adoption and User Behaviour; Privacy, Security, and Data Protection; Digital Marketing and Social Media; Electoral Systems and Political Participation; ICT Impact and Policies; Complex Network Analysis Techniques; Social Capital and Networks; Knowledge Management and Sharing; Mobile Crowdsensing and Crowdsourcing; Digital Games and Media; Diverse Scientific and Economic Studies; Media Influence and Politics; Online and Blended Learning; Information Systems Theories and Implementation; Social and Intergroup Psychology