Second National Outlook Symposium: Violent Crime, Property Crime and Public Policy Best Practice in Crime Prevention and Criminal Justice Canberra, 3-4 March 1997 Indicators of Aggression: Criminal Justice and Population Health Perspectives David McDonald National Centre for Epidemiology and Population Health The Australian National University Canberra ACT 0200 Telephone: (06) 249 5617; Facsimile: (06) 249 0740 E-mail: dxm868@nceph.anu.edu.au