Mark Littler is Professor of Regulation, Risk, and Governance at the University of Greenwich, UK. His research focuses on the regulation of online environments, processes of radicalization, and policy responses to extremism. He is a former Co-Chair of the European Society of Criminology Working Group on Radicalization, Extremism, and Terrorism (WG-EXTREME), Associate Editor of Behavioral Sciences of Terrorism and Political Aggression and a member of the editorial board of Perspectives on Terrorism.Elanie Rodermond is Associate Professor in Criminology at the Criminal Law and Criminology Department of the Vrije Universiteit Amsterdam, Netherlands, and senior researcher at the Netherlands Institute for the Study of Crime and Law Enforcement (NSCR). Her research focuses on the life course, criminal career, and re-entry experiences of offenders, most notably extremist and terrorist offenders. Elanie Co-Chair of the European Society of Criminology Working Group on Radicalization, Extremism, and Terrorism (WG-EXTREME), Associate Editor of Behavioral Sciences of Terrorism and Political Aggression, and Editor of the Dutch journal Sancties [Sanctions].

• 1: Introduction 2: Anti-Technology Extremism and the Pandemic: Covid-19 as a Force Multiplier of Online Narrative 3: Conspiracy Narratives and Disinformation: Catalysts of Extremism and Threats to Democracy 4: Exploring Patterns of Online Posting Behaviours among Non-Violent Group Actors. A Study on the Narratives of Islamist, Far-Right and Eco-Radical Groups in the UK (2016-2021)5: Cryptocurrency and the Financing of Right-Wing Extremism: A Blockchain-Based Analysis6: Covid -19 and Online Extremism: Key Themes in Extremism Research7: Maladaptive Responses of the Failed Male: The Journey Towards Extreme Incel Ideology8: Unpacking the Ethics of Research in Online Extremism Studies: Four Points for Consideration by Ethics Reviewers9: Archives in the Cloud: Opportunities, Challenges and Methods in Engaging with Online Sources as Archives

Mark Littler is Professor of Regulation, Risk, and Governance at the University of Greenwich, UK. His research focuses on the regulation of online environments, processes of radicalization, and policy responses to extremism. He is a former Co-Chair of the European Society of Criminology Working Group on Radicalization, Extremism, and Terrorism (WG-EXTREME), Associate Editor of Behavioral Sciences of Terrorism and Political Aggression and a member of the editorial board of Perspectives on Terrorism.Elanie Rodermond is Associate Professor in Criminology at the Criminal Law and Criminology Department of the Vrije Universiteit Amsterdam, Netherlands, and senior researcher at the Netherlands Institute for the Study of Crime and Law Enforcement (NSCR). Her research focuses on the life course, criminal career, and re-entry experiences of offenders, most notably extremist and terrorist offenders. Elanie Co-Chair of the European Society of Criminology Working Group on Radicalization, Extremism, and Terrorism (WG-EXTREME), Associate Editor of Behavioral Sciences of Terrorism and Political Aggression, and Editor of the Dutch journal Sancties [Sanctions].

• 1: Introduction 2: Anti-Technology Extremism and the Pandemic: Covid-19 as a Force Multiplier of Online Narrative 3: Conspiracy Narratives and Disinformation: Catalysts of Extremism and Threats to Democracy 4: Exploring Patterns of Online Posting Behaviours among Non-Violent Group Actors. A Study on the Narratives of Islamist, Far-Right and Eco-Radical Groups in the UK (2016-2021)5: Cryptocurrency and the Financing of Right-Wing Extremism: A Blockchain-Based Analysis6: Covid -19 and Online Extremism: Key Themes in Extremism Research7: Maladaptive Responses of the Failed Male: The Journey Towards Extreme Incel Ideology8: Unpacking the Ethics of Research in Online Extremism Studies: Four Points for Consideration by Ethics Reviewers9: Archives in the Cloud: Opportunities, Challenges and Methods in Engaging with Online Sources as Archives