This volume constitutes the proceedings of the 12th International Conference on Social Informatics, SocInfo 2020, held in Pisa, Italy, in October 2020. The 30 full and 3 short papers presented in these proceedings were carefully reviewed and selected from 99 submissions. The papers presented in this volume cover a broad range of topics, ranging from works that ground information-system design on social concepts, to papers that analyze complex social systems using computational methods, or explore socio-technical systems using social sciences methods.
The Determinants of Social Connectedness in Europe.- Combining Language Models and Network Features for Relevance-based Tweet Classification.- Co-Spread of Misinformation and Fact-Checking Content during the Covid-19 Pandemic.- Facebook Ads: Politics of Migration in Italy.- Its Not Just About Sad Songs: The Effect of Depression on Posting Lyrics and Quotes.- Understanding The MeToo Movement Through The Lens Of The Twitter.- Discovering Daily POI Exploitation using a LTECell Tower Access Trace in Urban Environment.- Identifying the Hierarchical Influence Structure Behind Smart Sanctions Using Network Analysis.- Coverage and Evolution of Cancer and its Risk Factors - A quantitative study with Social Signals and Web-Data.- Detecting Engagement Bots on Social Influencer Marketing.- Social Capital as Engagement and Belief Revision.- Employee Satisfaction in Online Reviews.- Stable Community Structures and Social Exclusion.- Inside the x-rated world of premium social media accounts.- Impact of Online Health Awareness Campaign: Case of National Eating Disorders Association.- Moral Framing and Ideological Bias of News.- Malicious Bot Detection in Online Social Networks: Arming Handcrafted Features with Deep Learning.- Spam Detection on Arabic Twitter.- Beyond Groups: Uncovering Dynamic Communities on the WhatsApp Network of Information Dissemination.- Structural invariants in individuals language ul³n