1. School of Criminology and Criminal Justice, Mt Gravatt Campus, Griffith University, Queensland 4111, Australia
2. Jill Dando Institute of Security and Crime Science, University College London, 35 Tavistock Square, London WC1H 9EZ
3. New South Wales Bureau of Crime Statistics and Research, Level 1, Henry Deane Building, 20 Lee Street, Sydney NSW, 2000, Australia
4. School of Criminology and Criminal Justice, Gold Coast Campus, Griffith University, Queensland 4222, Australia