Derek M.D. Silva, Department of Sociology, King’s University College at Western University (Canada), specializes in radicalization and violent extremism, policing, sport, and social control. His most recent work can be found in peer-reviewed journals Crime, Media, Culture, Punishment & Society, Sociological Forum, Race & Class, and the Sociology of Sport Journal. Mathieu Deflem, Department of Sociology, University of South Carolina (USA), specializes in the sociology of social control, terrorism, policing, sociology of law, and sociological theory. He is the author of four books, including The Policing of Terrorism (Routledge, 2010) and Sociology of Law (Cambridge University Press, 2008).

• PART I. THEORETICAL AND CONCEPTUAL ADVANCESChapter 1. Does deradicalization work?; John Horgan, Katharina Meredith, and Katerina PapatheodorouChapter 2. Navigating radicalization concepts: a role for the harm principle; Keiran HardyChapter 3. Radicalization as transformative learning: a theoretical and illustrative exploration; Alex Wilner and Claire-Jehanne Dubouloz;Chapter 4. Advances in violent extremist risk analysis; Paul Gill, Zoe Marchment, Sanaz Zolghadriha, Nadine Salman, Bettina Rottweiler, Caitlin Clemmow, and Isabelle Van Der Vegt;PART II. STATE AND CIVIL SOCIETYChapter 5. Counter-radicalization as civic integration; Therese o' Toole;Chapter 6. The role of state violence in the adoption of terrorism; Stephen ChicoineChapter 7. The securitization of Muslim civil society in Canada; Fahad Ahmad;Chapter 8. Countering violent extremism, safeguarding and the law: a practitioner's perspective on protecting young and vulnerable people from exploitation; Carys EvansPART III. THE ONLINE SPACE AND RADICALIZATIONChapter 9. Clearing the smoke and breaking the mirrors: using attitudinal inoculation to challenge online disinformation by extremists; Kurt BraddockChapter 10. Learning to hate: explaining participation in online extremism; James Hawdon and Matthew CostelloChapter 11. Hatred she wrote: a comparative topic analysis of extreme right and Islamic state women-only forums; Ayse Lokmanoglu and Yannick Veilleux-LepagePART IV. FORMER EXTREMISTS, PREVENTION, AND PUNISHMENTChapter 12. Former extremists in radicalization and counter-radicalization research; Ryan Scrivens, Steven Windisch, and Pete Simi;Chapter 13. Examining & prevent' from a former combatant perspective; Tom PettingerChapter 14. Engagement, desistance, and revolt: what do we know about terrorists who turn into informants?; Stefano BoninoChapter 15. "We wouldn't let known terrorists live here": impediments to radicalization in western Canadian prisons; William Schultz, Sandra M. Bucerius, and Kevin D. Haggerty

Derek M.D. Silva, Department of Sociology, King’s University College at Western University (Canada), specializes in radicalization and violent extremism, policing, sport, and social control. His most recent work can be found in peer-reviewed journals Crime, Media, Culture, Punishment & Society, Sociological Forum, Race & Class, and the Sociology of Sport Journal. Mathieu Deflem, Department of Sociology, University of South Carolina (USA), specializes in the sociology of social control, terrorism, policing, sociology of law, and sociological theory. He is the author of four books, including The Policing of Terrorism (Routledge, 2010) and Sociology of Law (Cambridge University Press, 2008).

• PART I. THEORETICAL AND CONCEPTUAL ADVANCESChapter 1. Does deradicalization work?; John Horgan, Katharina Meredith, and Katerina PapatheodorouChapter 2. Navigating radicalization concepts: a role for the harm principle; Keiran HardyChapter 3. Radicalization as transformative learning: a theoretical and illustrative exploration; Alex Wilner and Claire-Jehanne Dubouloz;Chapter 4. Advances in violent extremist risk analysis; Paul Gill, Zoe Marchment, Sanaz Zolghadriha, Nadine Salman, Bettina Rottweiler, Caitlin Clemmow, and Isabelle Van Der Vegt;PART II. STATE AND CIVIL SOCIETYChapter 5. Counter-radicalization as civic integration; Therese o' Toole;Chapter 6. The role of state violence in the adoption of terrorism; Stephen ChicoineChapter 7. The securitization of Muslim civil society in Canada; Fahad Ahmad;Chapter 8. Countering violent extremism, safeguarding and the law: a practitioner's perspective on protecting young and vulnerable people from exploitation; Carys EvansPART III. THE ONLINE SPACE AND RADICALIZATIONChapter 9. Clearing the smoke and breaking the mirrors: using attitudinal inoculation to challenge online disinformation by extremists; Kurt BraddockChapter 10. Learning to hate: explaining participation in online extremism; James Hawdon and Matthew CostelloChapter 11. Hatred she wrote: a comparative topic analysis of extreme right and Islamic state women-only forums; Ayse Lokmanoglu and Yannick Veilleux-LepagePART IV. FORMER EXTREMISTS, PREVENTION, AND PUNISHMENTChapter 12. Former extremists in radicalization and counter-radicalization research; Ryan Scrivens, Steven Windisch, and Pete Simi;Chapter 13. Examining & prevent' from a former combatant perspective; Tom PettingerChapter 14. Engagement, desistance, and revolt: what do we know about terrorists who turn into informants?; Stefano BoninoChapter 15. "We wouldn't let known terrorists live here": impediments to radicalization in western Canadian prisons; William Schultz, Sandra M. Bucerius, and Kevin D. Haggerty

Derek M.D. Silva, Department of Sociology, King’s University College at Western University (Canada), specializes in radicalization and violent extremism, policing, sport, and social control. His most recent work can be found in peer-reviewed journals Crime, Media, Culture, Punishment & Society, Sociological Forum, Race & Class, and the Sociology of Sport Journal. Mathieu Deflem, Department of Sociology, University of South Carolina (USA), specializes in the sociology of social control, terrorism, policing, sociology of law, and sociological theory. He is the author of four books, including The Policing of Terrorism (Routledge, 2010) and Sociology of Law (Cambridge University Press, 2008).

• PART I. THEORETICAL AND CONCEPTUAL ADVANCESChapter 1. Does deradicalization work?; John Horgan, Katharina Meredith, and Katerina PapatheodorouChapter 2. Navigating radicalization concepts: a role for the harm principle; Keiran HardyChapter 3. Radicalization as transformative learning: a theoretical and illustrative exploration; Alex Wilner and Claire-Jehanne Dubouloz;Chapter 4. Advances in violent extremist risk analysis; Paul Gill, Zoe Marchment, Sanaz Zolghadriha, Nadine Salman, Bettina Rottweiler, Caitlin Clemmow, and Isabelle Van Der Vegt;PART II. STATE AND CIVIL SOCIETYChapter 5. Counter-radicalization as civic integration; Therese o' Toole;Chapter 6. The role of state violence in the adoption of terrorism; Stephen ChicoineChapter 7. The securitization of Muslim civil society in Canada; Fahad Ahmad;Chapter 8. Countering violent extremism, safeguarding and the law: a practitioner's perspective on protecting young and vulnerable people from exploitation; Carys EvansPART III. THE ONLINE SPACE AND RADICALIZATIONChapter 9. Clearing the smoke and breaking the mirrors: using attitudinal inoculation to challenge online disinformation by extremists; Kurt BraddockChapter 10. Learning to hate: explaining participation in online extremism; James Hawdon and Matthew CostelloChapter 11. Hatred she wrote: a comparative topic analysis of extreme right and Islamic state women-only forums; Ayse Lokmanoglu and Yannick Veilleux-LepagePART IV. FORMER EXTREMISTS, PREVENTION, AND PUNISHMENTChapter 12. Former extremists in radicalization and counter-radicalization research; Ryan Scrivens, Steven Windisch, and Pete Simi;Chapter 13. Examining & prevent' from a former combatant perspective; Tom PettingerChapter 14. Engagement, desistance, and revolt: what do we know about terrorists who turn into informants?; Stefano BoninoChapter 15. "We wouldn't let known terrorists live here": impediments to radicalization in western Canadian prisons; William Schultz, Sandra M. Bucerius, and Kevin D. Haggerty