Aleksander Z˙ołnierski has over 20 years of professional experience in the private and public sectors, coupled with strong academic activity. He is involved in advisory projects, applying knowledge from research on innovation, communication and social capital in practice. He is engaged in business-related organizations and has successfully applied academic and R&D knowledge to economic practice.Dariusz Jaruga holds a PhD in social sciences in the field of social communication and media. He graduated from the Faculty of Mechatronics at the Warsaw University of Technology. He is the author of publications on obtaining useful information from large big data databases. In his research, he applies his own software; he is also an active programmer and IT systems administrator. Since 2002, he has conducted classes on the practical applications of the current IT technologies. He is a co-founder of the ‘Big Data Management’ and ‘Cybersecurity’ study programmes at the University of Warsaw.

• Aleksander Żołnierski: Introduction – Wiesław Cetera, Dariusz Jaruga, Piotr Celiński and Jan Grzegorek: I Lie, Therefore I Am – Katarzyna Materska: Contributions of Polish Projects to Countering Disinformation(2019–2022) – Aleksander Żołnierski and Jan Grzegorek: Migrants: Reactions to the Refugee Crisis 2021–2022 – Iuliia Arkhipova: Dissemination of Russian Propaganda via Social Media: The Case of the Vinnytsia Missile Strikes – Halyna Synorub: Ways of Forming Informational Resilience of the Audience Under Wartime Conditions – Olesia Medynska: Disinformation Narratives of Social Media in the Context of Social Transformations – Jakub Kruk: Political Narratives in Media: Analysis of Sentiments in Statements of Politicians and Their Impact on the Public Opinion – Magdalena Krutul: Emotions on News Websites During Global Crises: Analysis of Sentiment in Journalistic Publications – Bogusław Jagusiak and Patryk Szczepkowski: The Significance of Social Media in the Disinformation Process

Aleksander Z˙ołnierski has over 20 years of professional experience in the private and public sectors, coupled with strong academic activity. He is involved in advisory projects, applying knowledge from research on innovation, communication and social capital in practice. He is engaged in business-related organizations and has successfully applied academic and R&D knowledge to economic practice.Dariusz Jaruga holds a PhD in social sciences in the field of social communication and media. He graduated from the Faculty of Mechatronics at the Warsaw University of Technology. He is the author of publications on obtaining useful information from large big data databases. In his research, he applies his own software; he is also an active programmer and IT systems administrator. Since 2002, he has conducted classes on the practical applications of the current IT technologies. He is a co-founder of the ‘Big Data Management’ and ‘Cybersecurity’ study programmes at the University of Warsaw.

• Aleksander Żołnierski: Introduction – Wiesław Cetera, Dariusz Jaruga, Piotr Celiński and Jan Grzegorek: I Lie, Therefore I Am – Katarzyna Materska: Contributions of Polish Projects to Countering Disinformation(2019–2022) – Aleksander Żołnierski and Jan Grzegorek: Migrants: Reactions to the Refugee Crisis 2021–2022 – Iuliia Arkhipova: Dissemination of Russian Propaganda via Social Media: The Case of the Vinnytsia Missile Strikes – Halyna Synorub: Ways of Forming Informational Resilience of the Audience Under Wartime Conditions – Olesia Medynska: Disinformation Narratives of Social Media in the Context of Social Transformations – Jakub Kruk: Political Narratives in Media: Analysis of Sentiments in Statements of Politicians and Their Impact on the Public Opinion – Magdalena Krutul: Emotions on News Websites During Global Crises: Analysis of Sentiment in Journalistic Publications – Bogusław Jagusiak and Patryk Szczepkowski: The Significance of Social Media in the Disinformation Process

Aleksander Z˙ołnierski has over 20 years of professional experience in the private and public sectors, coupled with strong academic activity. He is involved in advisory projects, applying knowledge from research on innovation, communication and social capital in practice. He is engaged in business-related organizations and has successfully applied academic and R&D knowledge to economic practice.Dariusz Jaruga holds a PhD in social sciences in the field of social communication and media. He graduated from the Faculty of Mechatronics at the Warsaw University of Technology. He is the author of publications on obtaining useful information from large big data databases. In his research, he applies his own software; he is also an active programmer and IT systems administrator. Since 2002, he has conducted classes on the practical applications of the current IT technologies. He is a co-founder of the ‘Big Data Management’ and ‘Cybersecurity’ study programmes at the University of Warsaw.

• Aleksander Żołnierski: Introduction – Wiesław Cetera, Dariusz Jaruga, Piotr Celiński and Jan Grzegorek: I Lie, Therefore I Am – Katarzyna Materska: Contributions of Polish Projects to Countering Disinformation(2019–2022) – Aleksander Żołnierski and Jan Grzegorek: Migrants: Reactions to the Refugee Crisis 2021–2022 – Iuliia Arkhipova: Dissemination of Russian Propaganda via Social Media: The Case of the Vinnytsia Missile Strikes – Halyna Synorub: Ways of Forming Informational Resilience of the Audience Under Wartime Conditions – Olesia Medynska: Disinformation Narratives of Social Media in the Context of Social Transformations – Jakub Kruk: Political Narratives in Media: Analysis of Sentiments in Statements of Politicians and Their Impact on the Public Opinion – Magdalena Krutul: Emotions on News Websites During Global Crises: Analysis of Sentiment in Journalistic Publications – Bogusław Jagusiak and Patryk Szczepkowski: The Significance of Social Media in the Disinformation Process