CLUSTER EXTREMISME / TERRORISME AIMS Theoretical: merging models from criminology, social psychology and radicalization studies Datasets: collecting unique quantitative and qualitative data on terrorist suspects from 2004 onwards Lifecourse analysis: identifying ‘triggers’ of crimes with terrorist intent Psychology of radicalization and terrorism: focusing on (personal and group) deprivation, preceived threat and identity formation Understanding the crime-terror nexus: ‘jihadi gangsters’ , convertion or common causes Analyse similarities and differences: different types of extremism, terrorism waves, males / females STEPWISE MODEL OF TERRORISM DATASET ON TERRORIST SUSPECTS Data Prosecution service: Who are terrorist suspects? All suspects since 2004 Bureau of Statistics: Population data (SES, offending) Of everyone in NL Life course data Monthly data on work and income Qualitative data Biographies, informants, interviews with terrorism suspects RADICALIZATION MODEL MAIN CHARACTERISTICS OF SUSPECTS BEFORE AND AFTER I.S. CURRENT & PAST ACTIVITIES Part of Horizon 2020 project Police & Science study on terrorism suspects Including analysing monthly lifecourse changes Bachelor and master projects on extremism Organizing a workshop on the crime-terror nexus FUTURE Radicalization and criminal youth groups (with NCTV) Meta analysis trigger factors (with Hebrew University) Terrorist suspects Before IS (N=123) During IS (N=156) Age at the time of terrorist offence 17 or younger 18 - 25 26 - 35 36 - 45 46 or older 9 (7%) 37 (30%) 26 (21%) 36 (29%) 15 (12%) 13 (8%) 54 (35%) 59 (38%) 19 (12%) 11 (7%) Origin Non-immigrant 1st generation 2nd generation 24 (19.5%) 67 (54.5%) 32 (26%) 28 (18%) 48 (31%) 80 (51%) Employment Yes No 63 (51%) 60 (49%) 47 (30%) 109 (70%) Criminal offenses 23 (19%) 100 (81%) 38 (24%) 118 (76%) Collaborations and contacts: VU, UvA, University of Ghent, Hebrew University, National Police, NCTV, Police Scotland, University of Maryland