This Brief presents the first major release of findings from the Third International Self-Report Delinquency Study (ISRD3). ISRD is a major international research collaboration that now covers some 35 countries. It surveys young people aged 12 to 16 in their schools, asking about their experience of crime - both as offenders and as victims - and about their attitudes to crime and justice and about their home and school life. ISRD1 was carried out...