Peer-Reviewed Journal Articles:
Litterer, Sydney, Ryan Scrivens, Thomas W. Wojciechowski, and Richard Frank. (2025). Exploring the Evolution of Posting Behavior and Language Use in a Racially and Ethnically Motivated Extremist Forum. Behavioral Sciences of Terrorism and Political Aggression. Ahead of Print, 1-20.
Scrivens, Ryan, Garth Davies, Tiana Gaudette, and Richard Frank. (2025). Comparing Online Posting Typologies among Violent and Nonviolent Right-Wing Extremists. Studies in Conflict and Terrorism, 48(4), 369-391.
Wojciechowski, Thomas W., Ryan Scrivens, Joshua D. Freilich, Steven M. Chermak, and Richard Frank. (2025). Testing a Probabilistic Model of Desistance from Online Posting Behavior in a Right-Wing Extremist Forum: Distinguishing between Violent and Non-Violent Users. International Journal of Comparative and Applied Criminal Justice, 49(1), 61-80.
Helm, Brenna, Thomas J. Holt, Ryan Scrivens, Thomas W. Wojciechowski, and Richard Frank. (2024). Examining the Online Posting Behaviors and Trajectories of Incel Forum Members. Crime and Delinquency. Ahead of Print, 1-21.
Scrivens, Ryan, Thomas W. Wojciechowski, Tiana Gaudette, and Richard Frank. (2024). Examining the Persisting and Desisting Online Posting Behaviors of Violent and Non-Violent Right-Wing Extremists. Terrorism and Political Violence. Ahead of Print, 1-23.
Scrivens, Ryan, Joshua D. Freilich, Steven M. Chermak, and Richard Frank. (2024). Data Collection in Online Terrorism and Extremism Research: Strengths, Limitations, and Future Directions. Studies in Conflict and Terrorism. Ahead of Print, 1-23.
Vergani, Matteo, Barbara Perry, Joshua Freilich, Steven Chermak, Ryan Scrivens, Rouven Link, Daniel Kleinsman, John Betts, and Muhammad Iqbal. (2024). Mapping the Scientific Knowledge and Approaches to Defining and Measuring Hate Crime, Hate Speech, and Hate Incidents: A Systematic Review. Campbell Systematic Reviews. Ahead of Print, 1-54.
Scrivens, Ryan. (2024). Examining Online Behaviors of Violent and Non-Violent Right-Wing Extremists During Peak Posting Days. Studies in Conflict and Terrorism. Ahead of Print, 1-27.
Helm, Brenna, Ryan Scrivens, Thomas J. Holt, Steven M. Chermak, and Richard Frank. (2024). Examining Incel Subculture on Reddit. Journal of Crime and Justice, 47(1), 27-45.
Gaudette, Tiana, Ryan Scrivens, and Vivek Venkatesh. (2023). Disengaged but Still Radical? Pathways Out of Violent Right-Wing Extremism. Terrorism and Political Violence, 35(8), 1775-1800.
Scrivens, Ryan, Amanda Isabel Osuna, Steven M. Chermak, Michael A. Whitney, and Richard Frank. (2023). Examining Online Indicators of Extremism in Violent Right-Wing Extremist Forums. Studies in Conflict and Terrorism, 46(11), 2149–2173.
Scrivens, Ryan. (2023). Examining Online Indicators of Extremism among Violent and Non-Violent Right-Wing Extremists. Terrorism and Political Violence, 35(6), 1389-1409.
Hutchinson, Jade, Amarnath Amarasingam, Ryan Scrivens, and Brian Ballsun-Stanton. (2023). Mobilizing Extremism Online: Comparing Australian and Canadian Right-Wing Extremist Groups on Facebook. Behavioral Sciences of Terrorism and Political Aggression, 15(2), 215-245.
Scrivens, Ryan, Thomas W. Wojciechowski, Joshua D. Freilich, Steven M. Chermak, and Richard Frank. (2023). Comparing the Online Posting Behaviors of Violent and Non-Violent Right-Wing Extremists. Terrorism and Political Violence, 35(1), 192-209.
Vergani, Matteo, Alfonso Arranz, Ryan Scrivens, and Liliana Orellana. (2022). Hate Speech in a Telegram Conspiracy Channel During the First Year of the COVID-19 Pandemic. Social Media and Society, 8(4), 1-14.
Scrivens, Ryan, Thomas W. Wojciechowski, Joshua D. Freilich, Steven M. Chermak, and Richard Frank (2022). Differentiating Online Posting Behaviors of Violent and Nonviolent Right-Wing Extremists. Criminal Justice Policy Review, 33(9), 943-965.
Vergani, Matteo, Barbara Perry, Joshua Freilich, Steven Chermak, Ryan Scrivens, and Rouven Link. (2022). PROTOCOL: Mapping the Scientific Knowledge and Approaches to Defining and Measuring Hate Crime, Hate Speech, and Hate Incidents. Campbell Systematic Reviews, 18(2), 1-16.
Scrivens, Ryan, Thomas W. Wojciechowski, and Richard Frank. (2022). Examining the Developmental Pathways of Online Posting Behavior in Violent Right-Wing Extremist Forums. Terrorism and Political Violence, 34(8), 1721-1738.
Gaudette, Tiana, Ryan Scrivens, and Vivek Venkatesh. (2022). The Role of the Internet in Facilitating Violent Extremism: Insights from Former Right-Wing Extremists. Terrorism and Political Violence, 34(7), 1339-1356.
Scrivens, Ryan, Vivek Venkatesh, Maxime Bérubé, and Tiana Gaudette. (2022). Combating Violent Extremism: Voices of Former Right-Wing Extremists. Studies in Conflict and Terrorism, 45(8), 661-681.
Scrivens, Ryan, George W. Burruss, Thomas J. Holt, Steven M. Chermak, Joshua D. Freilich, and Richard Frank. (2021). Triggered by Defeat or Victory? Assessing the Impact of Presidential Election Results on Extreme Right-Wing Mobilization Online. Deviant Behavior, 42(5), 630-645.
Gaudette, Tiana, Garth Davies, and Ryan Scrivens. (2021). Criminological Perspectives on the Toronto 18. Manitoba Law Journal, 44(1), 55-79.
Gaudette, Tiana, Ryan Scrivens, Garth Davies, and Richard Frank. (2021). Upvoting Extremism: Collective Identity Formation and the Extreme Right on Reddit. New Media and Society, 23(12), 3491-3508.
Scrivens, Ryan. (2021). Exploring Radical Right-Wing Posting Behaviors Online. Deviant Behavior, 42(11), 1470-1484.
Perry, Barbara, David C. Hofmann, and Ryan Scrivens. (2020). “Confrontational but Not Violent”: An Assessment of the Potential for Violence by the Anti-Authority Community in Canada. Terrorism and Political Violence, 32(8), 1776-1796.
Scrivens, Ryan, Garth Davies, and Richard Frank. (2020). Measuring the Evolution of Radical Right-Wing Posting Behaviors Online. Deviant Behavior, 41(2), 216-232.
Bérubé, Maxime, Ryan Scrivens, Vivek Venkatesh, and Tiana Gaudette. (2019). Converging Patterns in Pathways in and out of Violent Extremism: Insights from Former Canadian Right-Wing Extremists. Perspectives on Terrorism, 13(6), 73-89.
Perry, Barbara, Tanner Mirrlees, and Ryan Scrivens. (2019). The Dangers of Porous Borders: The “Trump Effect” in Canada. Journal of Hate Studies, 14(1), 53-75.
Perry, Barbara, and Ryan Scrivens. (2018). A Climate for Hate? An Exploration of the Right-Wing Extremist Landscape in Canada. Critical Criminology, 26(2), 169-187.
Scrivens, Ryan, Garth Davies, and Richard Frank. (2018). Searching for Signs of Extremism on the Web: An Introduction to Sentiment-based Identification of Radical Authors. Behavioral Sciences of Terrorism and Political Aggression, 10(1), 39-59.
Scrivens, Ryan, and Barbara Perry. (2017). Resisting the Right: Countering Right-Wing Extremism in Canada. Canadian Journal of Criminology and Criminal Justice, 59(4), 534-558.
Perry, Barbara, and Ryan Scrivens. (2016). Uneasy Alliances: A Look at the Right-Wing Extremist Movement in Canada. Studies in Conflict and Terrorism, 39(9), 819-841.
Peer-Reviewed Conference Proceedings:
Figea, Leo, Lisa Kaati, and Ryan Scrivens. (2016). Measuring Online Affects in a White Supremacy Forum. In Proceedings of the 2016 IEEE International Conference on Intelligence and Security Informatics.
Scrivens, Ryan, and Richard Frank. (2016). Sentiment-based Classification of Radical Text on the Web. In Proceedings of the 2016 European Intelligence and Security Informatics Conference.
Scrivens, Ryan, Garth Davies, Richard Frank, and Joseph Mei. (2015). Sentiment-based Identification of Radical Authors (SIRA). In Proceedings of the 2015 IEEE ICDM Workshop on Intelligence and Security Informatics.
Peer-Reviewed Policy Notes and Technical Reports:
Clubb, Gordon, Katharina Sengfelder, Mary Beth Altier, Ryan Scrivens, and Md. Didarul Islam. (2024). Standards for Employing Formers in P/CVE. The International Centre for Counter-Terrorism – The Hague, 1-21.
Scrivens, Ryan, Steven M. Chermak, Joshua D. Freilich, Thomas W. Wojciechowski, and Richard Frank. (2021). Detecting Extremists Online: Examining Online Posting Behaviors of Violent and Non-Violent Right-Wing Extremists. RESOLVE Network Policy Note, 1-15.
Conway, Maura, Ryan Scrivens, and Logan Macnair. (2019). Right-Wing Extremists’ Persistent Online Presence: History and Contemporary Trends. The International Centre for Counter-Terrorism – The Hague, 1-24.
Perry, Barbara, David C. Hofmann, and Ryan Scrivens. (2017). Broadening our Understanding of Anti-Authority Movements in Canada. The Canadian Network for Research on Terrorism, Security and Society Working Paper Series.
Peer-Reviewed Books and Edited Books:
Clubb, Gordan, Ryan Scrivens, and Md. Didarul Islam. (Eds.). (2024). Former Extremists: Preventing and Countering Violence. New York, NY: Oxford University Press (Causes and Consequences of Terrorism Series).
Perry, Barbara, Jeff Gruenewald, and Ryan Scrivens. (Eds.). (2022). Right-Wing Extremism in Canada and the United States. Cham, Switzerland: Palgrave (Hate Studies Series).
Perry, Barbara, and Ryan Scrivens. (2019). Right-Wing Extremism in Canada. Cham, Switzerland: Palgrave (Hate Studies Series).
Peer-Reviewed Book Chapters/Encyclopedia Entries:
Gaudette, Tiana, and Ryan Scrivens. (Forthcoming). Research on Violent Extremists’ and Terrorists’ Use of Online Forums. In Suraj Lakhani, Julian Droogan, Lydia Khalil, and Stuart Macdonald (Eds.), Routledge Handbook of Online Violent Extremism. New York, NY: Routledge (by invitation). Forthcoming 2025.
Gaudette, Tiana, and Ryan Scrivens. (Forthcoming). Pathways Out of Hate Groups: Trends in the Empirical Literature and Future Directions. In Irene Zempi, Jon Garland, and Jo Smith (Eds.), Hate Crime Offenders: New Perspectives from Theory, Practice and Research. Cham, Switzerland: Palgrave (Hate Studies Series) (by invitation). Forthcoming 2024.
Clubb, Gordan, Ryan Scrivens, and Md. Didarul Islam. (2024). Conclusion: Norms and Standards for Formers Engaging in Violence Prevention. In Gordon Clubb, Ryan Scrivens, and Md. Didarul Islam (Eds.), Former Extremists: Preventing and Countering Violence. (pp. 307-320) New York, NY: Oxford University Press (Causes and Consequences of Terrorism Series).
Scrivens, Ryan, Steven Windisch, and Pete Simi. (2024). Former Extremists in North American Research. In Gordon Clubb, Ryan Scrivens, and Md. Didarul Islam (Eds.), Former Extremists: Preventing and Countering Violence (pp. 105-128). New York, NY: Oxford University Press (Causes and Consequences of Terrorism Series) (by invitation).
Clubb, Gordan, Ryan Scrivens, and Md. Didarul Islam. (2024). Introduction. In Gordon Clubb, Ryan Scrivens, and Md. Didarul Islam (Eds.), Former Extremists: Preventing and Countering Violence (pp. 1-14). New York, NY: Oxford University Press (Causes and Consequences of Terrorism Series).
Scrivens, Ryan, and Simon Kupi. (2024). White-Collar Crime, Cybercrime, and Terrorism. In N. Boyd (Ed.), Understanding Crime in Canada, Third Edition (pp. 427-460). Toronto, ON: Emond Publishing (by invitation).
Scrivens, Ryan, and Tiana Gaudette. (2024). Online Terrorism and Violent Extremism. Oxford Research Encyclopedia of Criminology and Criminal Justice (by invitation).
Macdonald, Stuart, Elizabeth Pearson, Ryan Scrivens, and Joe Whittaker. (2023). Using Online Data in Terrorism Research. In Lara Frumkin, John Morrison, and Andrew Silke (Eds.), A Research Agenda for Terrorism Studies (pp. 145-158). Cheltenham, UK: Edward Elgar Publishing (by invitation).
Scrivens, Ryan, Tiana Gaudette, Maura Conway, and Thomas J. Holt. (2022). Right-Wing Extremists' Use of the Internet: Trends in the Empirical Literature. In Barbara Perry, Jeff Gruenewald, and Ryan Scrivens (Eds.), Right-Wing Extremism in Canada and the United States (pp. 355-380). Cham, Switzerland: Palgrave (Hate Studies Series) (by invitation).
Davies, Garth, Ryan Scrivens, Tiana Gaudette, and Richard Frank. (2022). They’re Not All the Same: A Longitudinal Comparison of Violent and Non-Violent Right-Wing Extremist Identities Online. In Barbara Perry, Jeff Gruenewald, and Ryan Scrivens (Eds.), Right-Wing Extremism in Canada and the United States (pp. 255-278). Cham, Switzerland: Palgrave (Hate Studies Series) (by invitation).
Perry, Barbara, Jeff Gruenewald, and Ryan Scrivens. (2022). Introduction: Situating Right-Wing Extremists in Canada and the United States. In B. Perry, J. Gruenewald, and R. Scrivens (Eds.), Right-Wing Extremism in Canada and the United States (pp. 3-19). Cham, Switzerland: Palgrave (Hate Studies Series).
Scrivens, Ryan, and Tiana Gaudette. (2021). Terrorists’ and Violent Extremists’ Use of the Internet and Cyberterrorism. In Thomas J. Holt (Ed.), Crime Online: Causes, Correlates and Context, Fourth Edition (pp. 231-262). Durham, NC: Carolina Academic Press (by invitation).
Perry, Barbara, and Ryan Scrivens. (2020). Right Thinking: Criminologists on Right-Wing Extremism. In Stephen Ashe, Joel Busher, Graham Macklin, and Aaron Winter (Eds.), Researching the Far Right: Theory, Method and Practice (pp. 60-73). Abingdon, VA: Routledge (by invitation).
Scrivens, Ryan, Steven Windisch, and Pete Simi. (2020). Former Extremists in Radicalization and Counter-Radicalization Research. In Derek Silva and Mathieu Deflem (Eds.), Radicalization and Counter-Radicalization (pp. 209-224). Bingley, UK: Emerald (by invitation).
Scrivens, Ryan, Paul Gill, and Maura Conway. (2020). The Role of the Internet in Facilitating Violent Extremism and Terrorism: Suggestions for Progressing Research. In Thomas J. Holt and Adam Bossler (Eds.), The Palgrave Handbook of International Cybercrime and Cyberdeviance (pp. 1417-1435). London, UK: Palgrave (Cybercrime Series) (by invitation).
Perry, Barbara, and Ryan Scrivens. (2020). Who’s a Terrorist? What’s Terrorism? Comparative Media Representations of Lone-Actor Violence in Canada. In Jez Littlewood, Lorne Dawson, and Sara Thompson (Eds.), Canada Among Nations: Terrorism and Counterterrorism in Canada (pp. 242-264). Toronto, ON: University of Toronto Press.
Scrivens, Ryan, and Amarnath Amarasingam. (2020). Haters Gonna “Like”: Exploring Canadian Far-Right Extremism on Facebook. In Mark Littler and Benjamin Lee (Eds.), Digital Extremisms: Readings in Violence, Radicalisation and Extremism in the Online Space (pp. 63-89). London, UK: Palgrave (Cybercrime Series) (by invitation).
Scrivens, Ryan, and Maura Conway. (2019). The Roles of ‘Old’ and ‘New’ Media Tools and Technologies in the Facilitation of Violent Extremism and Terrorism. In Rutger Leukfeldt and Thomas J. Holt (Eds.), The Human Factor of Cybercrime (pp. 286-309). New York, NY: Routledge (by invitation).
Scrivens, Ryan, Tiana Gaudette, Garth Davies, and Richard Frank. (2019). Searching for Extremist Content Online Using The Dark Crawler and Sentiment Analysis. In Mathieu Deflem and Derek Silva (Eds.), Methods of Criminology and Criminal Justice Research (pp. 179-194). Bingley, UK: Emerald (by invitation).
Scrivens, Ryan, and Martin Bouchard. (2019). 21st-Century Crimes: Cybercrime and Terrorism. In Neil Boyd (Ed.), Understanding Crime in Canada, Second Edition (pp. 423-446). Toronto, ON: Emond Publishing (by invitation).
Perry, Barbara, and Ryan Scrivens. (2017). The Maturation of Hate Crime Scholarship. In Philip Bean (Ed.), Hate Crime: Critical Concepts in Criminology (pp. 1-42). London, UK: Routledge (by invitation).
Perry, Barbara, and Ryan Scrivens. (2016). White Pride Worldwide: Constructing Global Identities Online. In Jennifer Schweppe and Mark Walters (Eds.), The Globalisation of Hate: Internationalising Hate Crime (pp. 65-78). New York, NY: Oxford University Press (by invitation).
Book Reviews:
Scrivens, Ryan. (2018). Shoshan, Nitzan, The Management of Hate: Nation, Affect, and the Governance of Right-Wing Extremism in Germany. Canadian Journal of Sociology, 42(4), 471-474 (by invitation).
Technical Reports:
Simi, Pete, and Ryan Scrivens. (2020). Online Radicalization to Violent Extremism: What the Empirical Research Does and Does Not Tell Us. Southern Poverty Law Center Internal Report (by invitation).
Perry, Barbara, and Ryan Scrivens. (2015). Right-Wing Extremism in Canada: An Environmental Scan. Public Safety Canada.
Research Briefs:
Helm, Brenna, Thomas J. Holt, Ryan Scrivens, Thomas W. Wojciechowski, and Richard Frank. (2025). Examining the Online Posting Behaviors and Trajectories of Incel Forum Members. VOX-Pol Network of Excellence Blog.
Scrivens, Ryan, Thomas W. Wojciechowski, Tiana Gaudette, and Richard Frank. (2024). Examining the Persisting and Desisting Online Posting Behaviors of Violent and Non-Violent Right-Wing Extremists. VOX-Pol Network of Excellence Blog.
Scrivens, Ryan (2024). Examining Online Behaviours: Violent and Non-Violent Right-Wing Extremists During Peak Posting Days. VOX-Pol Network of Excellence Blog.
Scrivens, Ryan (2024). Examining Online Behaviours: Violent and Non-Violent Right-Wing Extremists During Peak Posting Days. Global Network on Extremism and Technology Insights.
Scrivens, Ryan, Joshua D. Freilich, Steven M. Chermak, and Richard Frank. (2024). Data Collection in Online Terrorism and Extremism Research: Future Directions. Global Network on Extremism and Technology Insights.
Scrivens, Ryan, Joshua D. Freilich, Steven M. Chermak, and Richard Frank. (2024). Data Collection in Online Terrorism and Extremism Research: Future Directions. VOX-Pol Network of Excellence Blog.
Macdonald, Stuart, Elizabeth Pearson, Ryan Scrivens, and Joe Whittaker. (2023). Using Online Data in Terrorism Research. VOX-Pol Network of Excellence Blog.
Vergani, Matteo, Alfonso Arranz, Ryan Scrivens, and Liliana Orellana. (2023). From Blaming China to Attacking Domestic Elites: The Evolution of Hate Speech in a Telegram Channel during the COVID-19 Pandemic. VOX-Pol Network of Excellence Blog.
Vergani, Matteo, Alfonso Arranz, Ryan Scrivens, and Liliana Orellana. (2023). From Blaming China to Attacking Domestic Elites: The Evolution of Hate Speech in a Telegram Channel during the COVID-19 Pandemic. Global Network on Extremism and Technology Insights.
Scrivens, Ryan, Tiana Gaudette, Maura Conway, and Thomas J. Holt. (2022). Right-Wing Extremists’ Use of the Internet: Emerging Trends in the Empirical Literature. VOX-Pol Network of Excellence Blog.
Scrivens, Ryan, Tiana Gaudette, Maura Conway, and Thomas J. Holt. (2022). Right-Wing Extremists’ Use of the Internet: Emerging Trends in the Empirical Literature. Global Network on Extremism and Technology Insights.
Scrivens, Ryan, Garth Davies, Tiana Gaudette, and Richard Frank. (2022). Comparing Online Posting Typologies among Violent and Nonviolent Right-Wing Extremists. Global Network on Extremism and Technology Insights.
Gaudette, Tiana, and Ryan Scrivens. (2022). Disengaging From the Radical Right: An Interview with Tiana Gaudette and Ryan Scrivens. European Eye on Radicalization.
Helm, Brenna, Ryan Scrivens, Thomas J. Holt, Steven M. Chermak, and Richard Frank. (2022). Examining Incel Subculture on Reddit. VOX-Pol Network of Excellence Blog.
Scrivens, Ryan, Thomas W. Wojciechowski, Joshua D. Freilich, Steven M. Chermak, and Richard Frank (2022). Differentiating Online Posting Behaviors of Violent and Nonviolent Right-Wing Extremists. VOX-Pol Network of Excellence Blog.
Scrivens, Ryan, Tiana Gaudette, and Vivek Venkatesh. (2022). Disengaged but Still Radical? Pathways Out of Violent Right-Wing Extremism. Center for Research on Extremism (C-REX) RightNow!
Helm, Brenna, Ryan Scrivens, Thomas J. Holt, Steven M. Chermak, and Richard Frank. (2022). Examining Incel Subculture on Reddit. Journal of Crime and Justice. Global Network on Extremism and Technology Insights.
Scrivens, Ryan, Thomas W. Wojciechowski, Joshua D. Freilich, Steven M. Chermak, and Richard Frank (2022). Differentiating Online Posting Behaviors of Violent and Nonviolent Right-Wing Extremists. Global Network on Extremism and Technology Insights.
Scrivens, Ryan (2022). Examining Online Indicators of Extremism Among Violent and Non-Violent Right-Wing Extremists. VOX-Pol Network of Excellence Blog.
Scrivens, Ryan. (2022). Examining Online Indicators of Extremism Among Violent and Non-Violent Right-Wing Extremists. Global Network on Extremism and Technology Insights.
Gaudette, Tiana, Ryan Scrivens, and Vivek Venkatesh. (2021). The Role of the Internet in Facilitating Violent Extremism: Insights from Former Right-Wing Extremists. Centre on Hate, Bias and Extremism Blog.
Scrivens, Ryan, Amanda Isabel Osuna, Steven M. Chermak, Michael A. Whitney, and Richard Frank. (2021). Examining Online Indicators of Extremism in Violent Right-Wing Extremist Forums. VOX-Pol Network of Excellence Blog.
Scrivens, Ryan, Vivek Venkatesh, Maxime Bérubé, and Tiana Gaudette. (2021). Bekämpfung von gewalttätigem Extremismus: Einsichten von ehemaligen Rechtsextremisten. Journal EXIT-Deutschland.
Scrivens, Ryan, Amanda Isabel Osuna, Steven M. Chermak, Michael A. Whitney, and Richard Frank. (2021). Examining Online Indicators of Extremism in Violent Right-Wing Extremist Forums. Global Network on Extremism and Technology Insights.
Scrivens, Ryan, Vivek Venkatesh, Maxime Bérubé, and Tiana Gaudette. (2021). Combating Violent Extremism: Insights from Former Right-Wing Extremists. Center for Research on Extremism (C-REX) RightNow!
Scrivens, Ryan, Thomas W. Wojciechowski, Joshua D. Freilich, Steven M. Chermak, and Richard Frank. (2021). Comparing the Online Posting Behaviors of Violent and Non-Violent Right-Wing Extremists. VOX-Pol Network of Excellence Blog.
Scrivens, Ryan, Thomas W. Wojciechowski, Joshua D. Freilich, Steven M. Chermak, and Richard Frank. (2021). Comparing the Online Posting Behaviours of Violent and Non-Violent Right-Wing Extremists. Global Network on Extremism and Technology Insights.
Scrivens, Ryan, Steven Windisch, and Pete Simi. (2020). Ausgestiegene in Prävention und Wissenschaft. Journal EXIT-Deutschland.
Scrivens, Ryan, Thomas W. Wojciechowski, and Richard Frank. (2020). Examining the Developmental Pathways of Online Posting Behaviour in Violent Right-Wing Extremist Forums. VOX-Pol Network of Excellence Blog.
Scrivens, R., Burruss, G. W., Holt, T. J., Chermak, S. M., Freilich, J. D., and Frank, R. (2020). Assessing the Impact of U.S. Presidential Election Results on Extreme Right-Wing Mobilisation Online. Global Network on Extremism and Technology Insights.
Scrivens, Ryan, Steven Windisch, and Pete Simi. (2020). What Can Former Right-Wing Extremists Tell Us About Radicalization and Counter-Radicalization? Centre for Analysis of the Radical Right Insights.
Gaudette, Tiana, Ryan Scrivens, Garth Davies, and Richard Frank. (2020). Upvoting Extremism: Collective Identity Formation and the Extreme Right on Reddit. Global Network on Extremism and Technology Insights.
Scrivens, Ryan, Thomas W. Wojciechowski, and Richard Frank. (2020). Examining the Developmental Pathways of Online Posting Behaviour in Violent Right-Wing Extremist Forums. Global Network on Extremism and Technology Insights.
Scrivens, Ryan, George W. Burruss, Thomas J. Holt, Steven Chermak, Joshua D. Freilich, and Richard Frank. (2020). Triggered by Defeat or Victory? Assessing the Impact of Presidential Election Results on Extreme Right-Wing Mobilisation Online. VOX-Pol Network of Excellence Blog.
Gaudette, Tiana, Ryan Scrivens, and Vivek Venkatesh. (2020). The Role of the Internet in Facilitating Violent Extremism: Insights from Former Right-Wing Extremists. Global Network on Extremism and Technology Insights.
Gaudette, Tiana, Ryan Scrivens, and Vivek Venkatesh. (2020). The Role of the Internet in Facilitating Violent Extremism, Part II: Connecting On- and Offline Worlds. VOX-Pol Network of Excellence Blog.
Gaudette, Tiana, Ryan Scrivens, and Vivek Venkatesh. (2020). The Role of the Internet in Facilitating Violent Extremism, Part I: Insights from Former Right-Wing Extremists. VOX-Pol Network of Excellence Blog.
Scrivens, Ryan. (2020). Exploring Radical Right-Wing Posting Behaviours Online. Global Network on Extremism and Technology Insights.
Scrivens, Ryan, and Amarnath Amarasingam. (2020). Exploring Canadian Far-Right Extremism on Facebook. VOX-Pol Network of Excellence Blog.
Gaudette, Tiana, Garth Davies, and Ryan Scrivens. (2018). Upvoting Extremism, Part II: An Assessment of Extreme Right Discourse on Reddit. VOX-Pol Network of Excellence Blog.
Gaudette, Tiana, Garth Davies, and Ryan Scrivens. (2018). Upvoting Extremism, Part I: An Assessment of Extreme Right Discourse on Reddit. VOX-Pol Network of Excellence Blog.
Gaudette, Tiana, Ryan Scrivens, and Garth Davies. (2018). The Future of Detecting Extreme-Right Sentiment Online. VOX-Pol Network of Excellence Blog.
Galloway, Bradley, and Ryan Scrivens. (2018). The Hidden Face of Hate Groups Online: An Insider’s Perspective. VOX-Pol Network of Excellence Blog.
Scrivens, Ryan. (2016). Bridging Computer Sciences and Social Sciences: The Search for Extremist Content Online. VOX-Pol Network of Excellence Blog.
Invited Opinion Articles:
Scrivens, Ryan, Steven Windisch, and Pete Simi. (2020). Former Extremists Play a Key Role in Combating Extremism. Rantt Media.
Scrivens, Ryan, and Garth Davies. (2018). Identifying Radical Content Online. Policy Options (cross-posted in the VOX-Pol Network of Excellence Blog).
Scrivens, Ryan. (2017). Trump May Have Emboldened Hate in Canada, But It Was Already Here. The Conversation (cross-posted by Maclean’s Magazine, National Post, National Newswatch, Salon, The Raw Story, and others).
Amarasingam, Amarnath, and Ryan Scrivens. (2017). Acknowledging that Canada’s Hate Groups Exist. Policy Options.
Scrivens, Ryan. (2017). How We Can Build Resilience Against Hatred in Canada. The Globe and Mail.
Miscellaneous Publications:
Scrivens, Ryan. (2019). 60+ Academic Theses (Ph.D. and MA) on Victims of Terrorism, Violent Extremism, and Political Violence, written in English between 2003 and 2019. Perspectives on Terrorism, 13(5), 184-188.
Scrivens, Ryan. (2019). 115+ Academic Theses (Ph.D. and MA) on the Role of the Internet in Facilitating and Combating Radicalization, Extremism, Terrorism and Cyber-Terrorism, written in English between 1995 and 2019. Perspectives on Terrorism, 13(3), 233-240.
Scrivens, Ryan. (2019). 475 Academic Theses (Ph.D. and MA) on Countering Violent Extremism (CVE), Preventing Violent Extremism (PVE) and Terrorism Prevention. Perspectives on Terrorism, 13(1), 198-229.
Scrivens, Ryan. (2018). 130 Academic Theses (Ph.D. and MA) on Terrorism and Counter-Terrorism Related Issues, Written in English between 1973 and 2018, by Authors with Arab and/or Muslim Backgrounds. Perspectives on Terrorism, 12(5), 160-169.
Scrivens, Ryan. (2018). From TRI’s National Networks of Ph.D. Theses Writers: List of Canadian Ph.D. Theses in Progress and Completed. Perspectives on Terrorism, 12(2), 214-223.
Scrivens, Ryan. (2018). 200+ Academic Theses (Ph.D. and MA) on Terrorism and Counter-Terrorism Related Issues, Written in French, Spanish, Italian, German, Dutch, and Norwegian. Perspectives on Terrorism, 12(1), 216-230.
Scrivens, Ryan. (2017). Academic Theses (Ph.D. and MA) on Terrorism and Counter-Terrorism Related Issues, Written in English between 2013 and 2017. Perspectives on Terrorism, 11(5), 141-151.
Scrivens, Ryan. (2017). Academic Theses (Ph.D. and MA) on Terrorism and Counter-Terrorism Related Issues, Written in English between 2013 and 2017. Perspectives on Terrorism, 11(4), 176-192.
Scrivens, Ryan. (2016). From TRI’s National Networks of PhD Theses Writers: List of Canadian PhD Theses in Progress and Completed. Perspectives on Terrorism, 10(4), 106-118.
Litterer, Sydney, Ryan Scrivens, Thomas W. Wojciechowski, and Richard Frank. (2025). Exploring the Evolution of Posting Behavior and Language Use in a Racially and Ethnically Motivated Extremist Forum. Behavioral Sciences of Terrorism and Political Aggression. Ahead of Print, 1-20.
Scrivens, Ryan, Garth Davies, Tiana Gaudette, and Richard Frank. (2025). Comparing Online Posting Typologies among Violent and Nonviolent Right-Wing Extremists. Studies in Conflict and Terrorism, 48(4), 369-391.
Wojciechowski, Thomas W., Ryan Scrivens, Joshua D. Freilich, Steven M. Chermak, and Richard Frank. (2025). Testing a Probabilistic Model of Desistance from Online Posting Behavior in a Right-Wing Extremist Forum: Distinguishing between Violent and Non-Violent Users. International Journal of Comparative and Applied Criminal Justice, 49(1), 61-80.
Helm, Brenna, Thomas J. Holt, Ryan Scrivens, Thomas W. Wojciechowski, and Richard Frank. (2024). Examining the Online Posting Behaviors and Trajectories of Incel Forum Members. Crime and Delinquency. Ahead of Print, 1-21.
Scrivens, Ryan, Thomas W. Wojciechowski, Tiana Gaudette, and Richard Frank. (2024). Examining the Persisting and Desisting Online Posting Behaviors of Violent and Non-Violent Right-Wing Extremists. Terrorism and Political Violence. Ahead of Print, 1-23.
Scrivens, Ryan, Joshua D. Freilich, Steven M. Chermak, and Richard Frank. (2024). Data Collection in Online Terrorism and Extremism Research: Strengths, Limitations, and Future Directions. Studies in Conflict and Terrorism. Ahead of Print, 1-23.
Vergani, Matteo, Barbara Perry, Joshua Freilich, Steven Chermak, Ryan Scrivens, Rouven Link, Daniel Kleinsman, John Betts, and Muhammad Iqbal. (2024). Mapping the Scientific Knowledge and Approaches to Defining and Measuring Hate Crime, Hate Speech, and Hate Incidents: A Systematic Review. Campbell Systematic Reviews. Ahead of Print, 1-54.
Scrivens, Ryan. (2024). Examining Online Behaviors of Violent and Non-Violent Right-Wing Extremists During Peak Posting Days. Studies in Conflict and Terrorism. Ahead of Print, 1-27.
Helm, Brenna, Ryan Scrivens, Thomas J. Holt, Steven M. Chermak, and Richard Frank. (2024). Examining Incel Subculture on Reddit. Journal of Crime and Justice, 47(1), 27-45.
Gaudette, Tiana, Ryan Scrivens, and Vivek Venkatesh. (2023). Disengaged but Still Radical? Pathways Out of Violent Right-Wing Extremism. Terrorism and Political Violence, 35(8), 1775-1800.
Scrivens, Ryan, Amanda Isabel Osuna, Steven M. Chermak, Michael A. Whitney, and Richard Frank. (2023). Examining Online Indicators of Extremism in Violent Right-Wing Extremist Forums. Studies in Conflict and Terrorism, 46(11), 2149–2173.
Scrivens, Ryan. (2023). Examining Online Indicators of Extremism among Violent and Non-Violent Right-Wing Extremists. Terrorism and Political Violence, 35(6), 1389-1409.
Hutchinson, Jade, Amarnath Amarasingam, Ryan Scrivens, and Brian Ballsun-Stanton. (2023). Mobilizing Extremism Online: Comparing Australian and Canadian Right-Wing Extremist Groups on Facebook. Behavioral Sciences of Terrorism and Political Aggression, 15(2), 215-245.
Scrivens, Ryan, Thomas W. Wojciechowski, Joshua D. Freilich, Steven M. Chermak, and Richard Frank. (2023). Comparing the Online Posting Behaviors of Violent and Non-Violent Right-Wing Extremists. Terrorism and Political Violence, 35(1), 192-209.
Vergani, Matteo, Alfonso Arranz, Ryan Scrivens, and Liliana Orellana. (2022). Hate Speech in a Telegram Conspiracy Channel During the First Year of the COVID-19 Pandemic. Social Media and Society, 8(4), 1-14.
Scrivens, Ryan, Thomas W. Wojciechowski, Joshua D. Freilich, Steven M. Chermak, and Richard Frank (2022). Differentiating Online Posting Behaviors of Violent and Nonviolent Right-Wing Extremists. Criminal Justice Policy Review, 33(9), 943-965.
Vergani, Matteo, Barbara Perry, Joshua Freilich, Steven Chermak, Ryan Scrivens, and Rouven Link. (2022). PROTOCOL: Mapping the Scientific Knowledge and Approaches to Defining and Measuring Hate Crime, Hate Speech, and Hate Incidents. Campbell Systematic Reviews, 18(2), 1-16.
Scrivens, Ryan, Thomas W. Wojciechowski, and Richard Frank. (2022). Examining the Developmental Pathways of Online Posting Behavior in Violent Right-Wing Extremist Forums. Terrorism and Political Violence, 34(8), 1721-1738.
Gaudette, Tiana, Ryan Scrivens, and Vivek Venkatesh. (2022). The Role of the Internet in Facilitating Violent Extremism: Insights from Former Right-Wing Extremists. Terrorism and Political Violence, 34(7), 1339-1356.
Scrivens, Ryan, Vivek Venkatesh, Maxime Bérubé, and Tiana Gaudette. (2022). Combating Violent Extremism: Voices of Former Right-Wing Extremists. Studies in Conflict and Terrorism, 45(8), 661-681.
Scrivens, Ryan, George W. Burruss, Thomas J. Holt, Steven M. Chermak, Joshua D. Freilich, and Richard Frank. (2021). Triggered by Defeat or Victory? Assessing the Impact of Presidential Election Results on Extreme Right-Wing Mobilization Online. Deviant Behavior, 42(5), 630-645.
Gaudette, Tiana, Garth Davies, and Ryan Scrivens. (2021). Criminological Perspectives on the Toronto 18. Manitoba Law Journal, 44(1), 55-79.
Gaudette, Tiana, Ryan Scrivens, Garth Davies, and Richard Frank. (2021). Upvoting Extremism: Collective Identity Formation and the Extreme Right on Reddit. New Media and Society, 23(12), 3491-3508.
Scrivens, Ryan. (2021). Exploring Radical Right-Wing Posting Behaviors Online. Deviant Behavior, 42(11), 1470-1484.
Perry, Barbara, David C. Hofmann, and Ryan Scrivens. (2020). “Confrontational but Not Violent”: An Assessment of the Potential for Violence by the Anti-Authority Community in Canada. Terrorism and Political Violence, 32(8), 1776-1796.
Scrivens, Ryan, Garth Davies, and Richard Frank. (2020). Measuring the Evolution of Radical Right-Wing Posting Behaviors Online. Deviant Behavior, 41(2), 216-232.
Bérubé, Maxime, Ryan Scrivens, Vivek Venkatesh, and Tiana Gaudette. (2019). Converging Patterns in Pathways in and out of Violent Extremism: Insights from Former Canadian Right-Wing Extremists. Perspectives on Terrorism, 13(6), 73-89.
Perry, Barbara, Tanner Mirrlees, and Ryan Scrivens. (2019). The Dangers of Porous Borders: The “Trump Effect” in Canada. Journal of Hate Studies, 14(1), 53-75.
Perry, Barbara, and Ryan Scrivens. (2018). A Climate for Hate? An Exploration of the Right-Wing Extremist Landscape in Canada. Critical Criminology, 26(2), 169-187.
Scrivens, Ryan, Garth Davies, and Richard Frank. (2018). Searching for Signs of Extremism on the Web: An Introduction to Sentiment-based Identification of Radical Authors. Behavioral Sciences of Terrorism and Political Aggression, 10(1), 39-59.
Scrivens, Ryan, and Barbara Perry. (2017). Resisting the Right: Countering Right-Wing Extremism in Canada. Canadian Journal of Criminology and Criminal Justice, 59(4), 534-558.
Perry, Barbara, and Ryan Scrivens. (2016). Uneasy Alliances: A Look at the Right-Wing Extremist Movement in Canada. Studies in Conflict and Terrorism, 39(9), 819-841.
Peer-Reviewed Conference Proceedings:
Figea, Leo, Lisa Kaati, and Ryan Scrivens. (2016). Measuring Online Affects in a White Supremacy Forum. In Proceedings of the 2016 IEEE International Conference on Intelligence and Security Informatics.
Scrivens, Ryan, and Richard Frank. (2016). Sentiment-based Classification of Radical Text on the Web. In Proceedings of the 2016 European Intelligence and Security Informatics Conference.
Scrivens, Ryan, Garth Davies, Richard Frank, and Joseph Mei. (2015). Sentiment-based Identification of Radical Authors (SIRA). In Proceedings of the 2015 IEEE ICDM Workshop on Intelligence and Security Informatics.
Peer-Reviewed Policy Notes and Technical Reports:
Clubb, Gordon, Katharina Sengfelder, Mary Beth Altier, Ryan Scrivens, and Md. Didarul Islam. (2024). Standards for Employing Formers in P/CVE. The International Centre for Counter-Terrorism – The Hague, 1-21.
Scrivens, Ryan, Steven M. Chermak, Joshua D. Freilich, Thomas W. Wojciechowski, and Richard Frank. (2021). Detecting Extremists Online: Examining Online Posting Behaviors of Violent and Non-Violent Right-Wing Extremists. RESOLVE Network Policy Note, 1-15.
Conway, Maura, Ryan Scrivens, and Logan Macnair. (2019). Right-Wing Extremists’ Persistent Online Presence: History and Contemporary Trends. The International Centre for Counter-Terrorism – The Hague, 1-24.
Perry, Barbara, David C. Hofmann, and Ryan Scrivens. (2017). Broadening our Understanding of Anti-Authority Movements in Canada. The Canadian Network for Research on Terrorism, Security and Society Working Paper Series.
Peer-Reviewed Books and Edited Books:
Clubb, Gordan, Ryan Scrivens, and Md. Didarul Islam. (Eds.). (2024). Former Extremists: Preventing and Countering Violence. New York, NY: Oxford University Press (Causes and Consequences of Terrorism Series).
Perry, Barbara, Jeff Gruenewald, and Ryan Scrivens. (Eds.). (2022). Right-Wing Extremism in Canada and the United States. Cham, Switzerland: Palgrave (Hate Studies Series).
Perry, Barbara, and Ryan Scrivens. (2019). Right-Wing Extremism in Canada. Cham, Switzerland: Palgrave (Hate Studies Series).
Peer-Reviewed Book Chapters/Encyclopedia Entries:
Gaudette, Tiana, and Ryan Scrivens. (Forthcoming). Research on Violent Extremists’ and Terrorists’ Use of Online Forums. In Suraj Lakhani, Julian Droogan, Lydia Khalil, and Stuart Macdonald (Eds.), Routledge Handbook of Online Violent Extremism. New York, NY: Routledge (by invitation). Forthcoming 2025.
Gaudette, Tiana, and Ryan Scrivens. (Forthcoming). Pathways Out of Hate Groups: Trends in the Empirical Literature and Future Directions. In Irene Zempi, Jon Garland, and Jo Smith (Eds.), Hate Crime Offenders: New Perspectives from Theory, Practice and Research. Cham, Switzerland: Palgrave (Hate Studies Series) (by invitation). Forthcoming 2024.
Clubb, Gordan, Ryan Scrivens, and Md. Didarul Islam. (2024). Conclusion: Norms and Standards for Formers Engaging in Violence Prevention. In Gordon Clubb, Ryan Scrivens, and Md. Didarul Islam (Eds.), Former Extremists: Preventing and Countering Violence. (pp. 307-320) New York, NY: Oxford University Press (Causes and Consequences of Terrorism Series).
Scrivens, Ryan, Steven Windisch, and Pete Simi. (2024). Former Extremists in North American Research. In Gordon Clubb, Ryan Scrivens, and Md. Didarul Islam (Eds.), Former Extremists: Preventing and Countering Violence (pp. 105-128). New York, NY: Oxford University Press (Causes and Consequences of Terrorism Series) (by invitation).
Clubb, Gordan, Ryan Scrivens, and Md. Didarul Islam. (2024). Introduction. In Gordon Clubb, Ryan Scrivens, and Md. Didarul Islam (Eds.), Former Extremists: Preventing and Countering Violence (pp. 1-14). New York, NY: Oxford University Press (Causes and Consequences of Terrorism Series).
Scrivens, Ryan, and Simon Kupi. (2024). White-Collar Crime, Cybercrime, and Terrorism. In N. Boyd (Ed.), Understanding Crime in Canada, Third Edition (pp. 427-460). Toronto, ON: Emond Publishing (by invitation).
Scrivens, Ryan, and Tiana Gaudette. (2024). Online Terrorism and Violent Extremism. Oxford Research Encyclopedia of Criminology and Criminal Justice (by invitation).
Macdonald, Stuart, Elizabeth Pearson, Ryan Scrivens, and Joe Whittaker. (2023). Using Online Data in Terrorism Research. In Lara Frumkin, John Morrison, and Andrew Silke (Eds.), A Research Agenda for Terrorism Studies (pp. 145-158). Cheltenham, UK: Edward Elgar Publishing (by invitation).
Scrivens, Ryan, Tiana Gaudette, Maura Conway, and Thomas J. Holt. (2022). Right-Wing Extremists' Use of the Internet: Trends in the Empirical Literature. In Barbara Perry, Jeff Gruenewald, and Ryan Scrivens (Eds.), Right-Wing Extremism in Canada and the United States (pp. 355-380). Cham, Switzerland: Palgrave (Hate Studies Series) (by invitation).
Davies, Garth, Ryan Scrivens, Tiana Gaudette, and Richard Frank. (2022). They’re Not All the Same: A Longitudinal Comparison of Violent and Non-Violent Right-Wing Extremist Identities Online. In Barbara Perry, Jeff Gruenewald, and Ryan Scrivens (Eds.), Right-Wing Extremism in Canada and the United States (pp. 255-278). Cham, Switzerland: Palgrave (Hate Studies Series) (by invitation).
Perry, Barbara, Jeff Gruenewald, and Ryan Scrivens. (2022). Introduction: Situating Right-Wing Extremists in Canada and the United States. In B. Perry, J. Gruenewald, and R. Scrivens (Eds.), Right-Wing Extremism in Canada and the United States (pp. 3-19). Cham, Switzerland: Palgrave (Hate Studies Series).
Scrivens, Ryan, and Tiana Gaudette. (2021). Terrorists’ and Violent Extremists’ Use of the Internet and Cyberterrorism. In Thomas J. Holt (Ed.), Crime Online: Causes, Correlates and Context, Fourth Edition (pp. 231-262). Durham, NC: Carolina Academic Press (by invitation).
Perry, Barbara, and Ryan Scrivens. (2020). Right Thinking: Criminologists on Right-Wing Extremism. In Stephen Ashe, Joel Busher, Graham Macklin, and Aaron Winter (Eds.), Researching the Far Right: Theory, Method and Practice (pp. 60-73). Abingdon, VA: Routledge (by invitation).
Scrivens, Ryan, Steven Windisch, and Pete Simi. (2020). Former Extremists in Radicalization and Counter-Radicalization Research. In Derek Silva and Mathieu Deflem (Eds.), Radicalization and Counter-Radicalization (pp. 209-224). Bingley, UK: Emerald (by invitation).
Scrivens, Ryan, Paul Gill, and Maura Conway. (2020). The Role of the Internet in Facilitating Violent Extremism and Terrorism: Suggestions for Progressing Research. In Thomas J. Holt and Adam Bossler (Eds.), The Palgrave Handbook of International Cybercrime and Cyberdeviance (pp. 1417-1435). London, UK: Palgrave (Cybercrime Series) (by invitation).
Perry, Barbara, and Ryan Scrivens. (2020). Who’s a Terrorist? What’s Terrorism? Comparative Media Representations of Lone-Actor Violence in Canada. In Jez Littlewood, Lorne Dawson, and Sara Thompson (Eds.), Canada Among Nations: Terrorism and Counterterrorism in Canada (pp. 242-264). Toronto, ON: University of Toronto Press.
Scrivens, Ryan, and Amarnath Amarasingam. (2020). Haters Gonna “Like”: Exploring Canadian Far-Right Extremism on Facebook. In Mark Littler and Benjamin Lee (Eds.), Digital Extremisms: Readings in Violence, Radicalisation and Extremism in the Online Space (pp. 63-89). London, UK: Palgrave (Cybercrime Series) (by invitation).
Scrivens, Ryan, and Maura Conway. (2019). The Roles of ‘Old’ and ‘New’ Media Tools and Technologies in the Facilitation of Violent Extremism and Terrorism. In Rutger Leukfeldt and Thomas J. Holt (Eds.), The Human Factor of Cybercrime (pp. 286-309). New York, NY: Routledge (by invitation).
Scrivens, Ryan, Tiana Gaudette, Garth Davies, and Richard Frank. (2019). Searching for Extremist Content Online Using The Dark Crawler and Sentiment Analysis. In Mathieu Deflem and Derek Silva (Eds.), Methods of Criminology and Criminal Justice Research (pp. 179-194). Bingley, UK: Emerald (by invitation).
Scrivens, Ryan, and Martin Bouchard. (2019). 21st-Century Crimes: Cybercrime and Terrorism. In Neil Boyd (Ed.), Understanding Crime in Canada, Second Edition (pp. 423-446). Toronto, ON: Emond Publishing (by invitation).
Perry, Barbara, and Ryan Scrivens. (2017). The Maturation of Hate Crime Scholarship. In Philip Bean (Ed.), Hate Crime: Critical Concepts in Criminology (pp. 1-42). London, UK: Routledge (by invitation).
Perry, Barbara, and Ryan Scrivens. (2016). White Pride Worldwide: Constructing Global Identities Online. In Jennifer Schweppe and Mark Walters (Eds.), The Globalisation of Hate: Internationalising Hate Crime (pp. 65-78). New York, NY: Oxford University Press (by invitation).
Book Reviews:
Scrivens, Ryan. (2018). Shoshan, Nitzan, The Management of Hate: Nation, Affect, and the Governance of Right-Wing Extremism in Germany. Canadian Journal of Sociology, 42(4), 471-474 (by invitation).
Technical Reports:
Simi, Pete, and Ryan Scrivens. (2020). Online Radicalization to Violent Extremism: What the Empirical Research Does and Does Not Tell Us. Southern Poverty Law Center Internal Report (by invitation).
Perry, Barbara, and Ryan Scrivens. (2015). Right-Wing Extremism in Canada: An Environmental Scan. Public Safety Canada.
Research Briefs:
Helm, Brenna, Thomas J. Holt, Ryan Scrivens, Thomas W. Wojciechowski, and Richard Frank. (2025). Examining the Online Posting Behaviors and Trajectories of Incel Forum Members. VOX-Pol Network of Excellence Blog.
Scrivens, Ryan, Thomas W. Wojciechowski, Tiana Gaudette, and Richard Frank. (2024). Examining the Persisting and Desisting Online Posting Behaviors of Violent and Non-Violent Right-Wing Extremists. VOX-Pol Network of Excellence Blog.
Scrivens, Ryan (2024). Examining Online Behaviours: Violent and Non-Violent Right-Wing Extremists During Peak Posting Days. VOX-Pol Network of Excellence Blog.
Scrivens, Ryan (2024). Examining Online Behaviours: Violent and Non-Violent Right-Wing Extremists During Peak Posting Days. Global Network on Extremism and Technology Insights.
Scrivens, Ryan, Joshua D. Freilich, Steven M. Chermak, and Richard Frank. (2024). Data Collection in Online Terrorism and Extremism Research: Future Directions. Global Network on Extremism and Technology Insights.
Scrivens, Ryan, Joshua D. Freilich, Steven M. Chermak, and Richard Frank. (2024). Data Collection in Online Terrorism and Extremism Research: Future Directions. VOX-Pol Network of Excellence Blog.
Macdonald, Stuart, Elizabeth Pearson, Ryan Scrivens, and Joe Whittaker. (2023). Using Online Data in Terrorism Research. VOX-Pol Network of Excellence Blog.
Vergani, Matteo, Alfonso Arranz, Ryan Scrivens, and Liliana Orellana. (2023). From Blaming China to Attacking Domestic Elites: The Evolution of Hate Speech in a Telegram Channel during the COVID-19 Pandemic. VOX-Pol Network of Excellence Blog.
Vergani, Matteo, Alfonso Arranz, Ryan Scrivens, and Liliana Orellana. (2023). From Blaming China to Attacking Domestic Elites: The Evolution of Hate Speech in a Telegram Channel during the COVID-19 Pandemic. Global Network on Extremism and Technology Insights.
Scrivens, Ryan, Tiana Gaudette, Maura Conway, and Thomas J. Holt. (2022). Right-Wing Extremists’ Use of the Internet: Emerging Trends in the Empirical Literature. VOX-Pol Network of Excellence Blog.
Scrivens, Ryan, Tiana Gaudette, Maura Conway, and Thomas J. Holt. (2022). Right-Wing Extremists’ Use of the Internet: Emerging Trends in the Empirical Literature. Global Network on Extremism and Technology Insights.
Scrivens, Ryan, Garth Davies, Tiana Gaudette, and Richard Frank. (2022). Comparing Online Posting Typologies among Violent and Nonviolent Right-Wing Extremists. Global Network on Extremism and Technology Insights.
Gaudette, Tiana, and Ryan Scrivens. (2022). Disengaging From the Radical Right: An Interview with Tiana Gaudette and Ryan Scrivens. European Eye on Radicalization.
Helm, Brenna, Ryan Scrivens, Thomas J. Holt, Steven M. Chermak, and Richard Frank. (2022). Examining Incel Subculture on Reddit. VOX-Pol Network of Excellence Blog.
Scrivens, Ryan, Thomas W. Wojciechowski, Joshua D. Freilich, Steven M. Chermak, and Richard Frank (2022). Differentiating Online Posting Behaviors of Violent and Nonviolent Right-Wing Extremists. VOX-Pol Network of Excellence Blog.
Scrivens, Ryan, Tiana Gaudette, and Vivek Venkatesh. (2022). Disengaged but Still Radical? Pathways Out of Violent Right-Wing Extremism. Center for Research on Extremism (C-REX) RightNow!
Helm, Brenna, Ryan Scrivens, Thomas J. Holt, Steven M. Chermak, and Richard Frank. (2022). Examining Incel Subculture on Reddit. Journal of Crime and Justice. Global Network on Extremism and Technology Insights.
Scrivens, Ryan, Thomas W. Wojciechowski, Joshua D. Freilich, Steven M. Chermak, and Richard Frank (2022). Differentiating Online Posting Behaviors of Violent and Nonviolent Right-Wing Extremists. Global Network on Extremism and Technology Insights.
Scrivens, Ryan (2022). Examining Online Indicators of Extremism Among Violent and Non-Violent Right-Wing Extremists. VOX-Pol Network of Excellence Blog.
Scrivens, Ryan. (2022). Examining Online Indicators of Extremism Among Violent and Non-Violent Right-Wing Extremists. Global Network on Extremism and Technology Insights.
Gaudette, Tiana, Ryan Scrivens, and Vivek Venkatesh. (2021). The Role of the Internet in Facilitating Violent Extremism: Insights from Former Right-Wing Extremists. Centre on Hate, Bias and Extremism Blog.
Scrivens, Ryan, Amanda Isabel Osuna, Steven M. Chermak, Michael A. Whitney, and Richard Frank. (2021). Examining Online Indicators of Extremism in Violent Right-Wing Extremist Forums. VOX-Pol Network of Excellence Blog.
Scrivens, Ryan, Vivek Venkatesh, Maxime Bérubé, and Tiana Gaudette. (2021). Bekämpfung von gewalttätigem Extremismus: Einsichten von ehemaligen Rechtsextremisten. Journal EXIT-Deutschland.
Scrivens, Ryan, Amanda Isabel Osuna, Steven M. Chermak, Michael A. Whitney, and Richard Frank. (2021). Examining Online Indicators of Extremism in Violent Right-Wing Extremist Forums. Global Network on Extremism and Technology Insights.
Scrivens, Ryan, Vivek Venkatesh, Maxime Bérubé, and Tiana Gaudette. (2021). Combating Violent Extremism: Insights from Former Right-Wing Extremists. Center for Research on Extremism (C-REX) RightNow!
Scrivens, Ryan, Thomas W. Wojciechowski, Joshua D. Freilich, Steven M. Chermak, and Richard Frank. (2021). Comparing the Online Posting Behaviors of Violent and Non-Violent Right-Wing Extremists. VOX-Pol Network of Excellence Blog.
Scrivens, Ryan, Thomas W. Wojciechowski, Joshua D. Freilich, Steven M. Chermak, and Richard Frank. (2021). Comparing the Online Posting Behaviours of Violent and Non-Violent Right-Wing Extremists. Global Network on Extremism and Technology Insights.
Scrivens, Ryan, Steven Windisch, and Pete Simi. (2020). Ausgestiegene in Prävention und Wissenschaft. Journal EXIT-Deutschland.
Scrivens, Ryan, Thomas W. Wojciechowski, and Richard Frank. (2020). Examining the Developmental Pathways of Online Posting Behaviour in Violent Right-Wing Extremist Forums. VOX-Pol Network of Excellence Blog.
Scrivens, R., Burruss, G. W., Holt, T. J., Chermak, S. M., Freilich, J. D., and Frank, R. (2020). Assessing the Impact of U.S. Presidential Election Results on Extreme Right-Wing Mobilisation Online. Global Network on Extremism and Technology Insights.
Scrivens, Ryan, Steven Windisch, and Pete Simi. (2020). What Can Former Right-Wing Extremists Tell Us About Radicalization and Counter-Radicalization? Centre for Analysis of the Radical Right Insights.
Gaudette, Tiana, Ryan Scrivens, Garth Davies, and Richard Frank. (2020). Upvoting Extremism: Collective Identity Formation and the Extreme Right on Reddit. Global Network on Extremism and Technology Insights.
Scrivens, Ryan, Thomas W. Wojciechowski, and Richard Frank. (2020). Examining the Developmental Pathways of Online Posting Behaviour in Violent Right-Wing Extremist Forums. Global Network on Extremism and Technology Insights.
Scrivens, Ryan, George W. Burruss, Thomas J. Holt, Steven Chermak, Joshua D. Freilich, and Richard Frank. (2020). Triggered by Defeat or Victory? Assessing the Impact of Presidential Election Results on Extreme Right-Wing Mobilisation Online. VOX-Pol Network of Excellence Blog.
Gaudette, Tiana, Ryan Scrivens, and Vivek Venkatesh. (2020). The Role of the Internet in Facilitating Violent Extremism: Insights from Former Right-Wing Extremists. Global Network on Extremism and Technology Insights.
Gaudette, Tiana, Ryan Scrivens, and Vivek Venkatesh. (2020). The Role of the Internet in Facilitating Violent Extremism, Part II: Connecting On- and Offline Worlds. VOX-Pol Network of Excellence Blog.
Gaudette, Tiana, Ryan Scrivens, and Vivek Venkatesh. (2020). The Role of the Internet in Facilitating Violent Extremism, Part I: Insights from Former Right-Wing Extremists. VOX-Pol Network of Excellence Blog.
Scrivens, Ryan. (2020). Exploring Radical Right-Wing Posting Behaviours Online. Global Network on Extremism and Technology Insights.
Scrivens, Ryan, and Amarnath Amarasingam. (2020). Exploring Canadian Far-Right Extremism on Facebook. VOX-Pol Network of Excellence Blog.
Gaudette, Tiana, Garth Davies, and Ryan Scrivens. (2018). Upvoting Extremism, Part II: An Assessment of Extreme Right Discourse on Reddit. VOX-Pol Network of Excellence Blog.
Gaudette, Tiana, Garth Davies, and Ryan Scrivens. (2018). Upvoting Extremism, Part I: An Assessment of Extreme Right Discourse on Reddit. VOX-Pol Network of Excellence Blog.
Gaudette, Tiana, Ryan Scrivens, and Garth Davies. (2018). The Future of Detecting Extreme-Right Sentiment Online. VOX-Pol Network of Excellence Blog.
Galloway, Bradley, and Ryan Scrivens. (2018). The Hidden Face of Hate Groups Online: An Insider’s Perspective. VOX-Pol Network of Excellence Blog.
Scrivens, Ryan. (2016). Bridging Computer Sciences and Social Sciences: The Search for Extremist Content Online. VOX-Pol Network of Excellence Blog.
Invited Opinion Articles:
Scrivens, Ryan, Steven Windisch, and Pete Simi. (2020). Former Extremists Play a Key Role in Combating Extremism. Rantt Media.
Scrivens, Ryan, and Garth Davies. (2018). Identifying Radical Content Online. Policy Options (cross-posted in the VOX-Pol Network of Excellence Blog).
Scrivens, Ryan. (2017). Trump May Have Emboldened Hate in Canada, But It Was Already Here. The Conversation (cross-posted by Maclean’s Magazine, National Post, National Newswatch, Salon, The Raw Story, and others).
Amarasingam, Amarnath, and Ryan Scrivens. (2017). Acknowledging that Canada’s Hate Groups Exist. Policy Options.
Scrivens, Ryan. (2017). How We Can Build Resilience Against Hatred in Canada. The Globe and Mail.
Miscellaneous Publications:
Scrivens, Ryan. (2019). 60+ Academic Theses (Ph.D. and MA) on Victims of Terrorism, Violent Extremism, and Political Violence, written in English between 2003 and 2019. Perspectives on Terrorism, 13(5), 184-188.
Scrivens, Ryan. (2019). 115+ Academic Theses (Ph.D. and MA) on the Role of the Internet in Facilitating and Combating Radicalization, Extremism, Terrorism and Cyber-Terrorism, written in English between 1995 and 2019. Perspectives on Terrorism, 13(3), 233-240.
Scrivens, Ryan. (2019). 475 Academic Theses (Ph.D. and MA) on Countering Violent Extremism (CVE), Preventing Violent Extremism (PVE) and Terrorism Prevention. Perspectives on Terrorism, 13(1), 198-229.
Scrivens, Ryan. (2018). 130 Academic Theses (Ph.D. and MA) on Terrorism and Counter-Terrorism Related Issues, Written in English between 1973 and 2018, by Authors with Arab and/or Muslim Backgrounds. Perspectives on Terrorism, 12(5), 160-169.
Scrivens, Ryan. (2018). From TRI’s National Networks of Ph.D. Theses Writers: List of Canadian Ph.D. Theses in Progress and Completed. Perspectives on Terrorism, 12(2), 214-223.
Scrivens, Ryan. (2018). 200+ Academic Theses (Ph.D. and MA) on Terrorism and Counter-Terrorism Related Issues, Written in French, Spanish, Italian, German, Dutch, and Norwegian. Perspectives on Terrorism, 12(1), 216-230.
Scrivens, Ryan. (2017). Academic Theses (Ph.D. and MA) on Terrorism and Counter-Terrorism Related Issues, Written in English between 2013 and 2017. Perspectives on Terrorism, 11(5), 141-151.
Scrivens, Ryan. (2017). Academic Theses (Ph.D. and MA) on Terrorism and Counter-Terrorism Related Issues, Written in English between 2013 and 2017. Perspectives on Terrorism, 11(4), 176-192.
Scrivens, Ryan. (2016). From TRI’s National Networks of PhD Theses Writers: List of Canadian PhD Theses in Progress and Completed. Perspectives on Terrorism, 10(4), 106-118.