Recently, the whole of Europe, including Poland, have been significantly affected by COVID-19 and its social and economic consequences which are already causing dozens of billions of euros monthly losses in Poland alone. Social behaviour has a fundamental impact on the dynamics of spread of...

There is qualitative evidence of intersection between anti-vaccination, anti-lockdown and pro-Kremlin narrative in European Social Media, but no research quantifies the level of the overlap. In this study, community detection algorithms of interactions between accounts during selected polarizing...

Catastrophic and urgent events, such as the COVID-19 pandemic, are known not only to polarize societies and induce selfish, individualistic behavior, but might also motivate altruistic behavior. We have analyzed COVID-19 perception using data collected from the Polish-language Internet from...