Person

Simon Corben

Report

Evaluation of the Bail Assessment Officer (BAO) intervention

This aggregate-level analysis finds no evidence that the Bail Assessment Officer intervention had an impact on the granting of bail at first appearance, bail refused days or time on remand.
Report

​Why is the NSW prison population still growing? Another look at prison trends between 2011 and 2015

Abstract Aim: To explain the rapid rise in the NSW prison population over the five years from 2011 to 2015. Methods: Descriptive analysis of court, police and prison data. Kendall’s tau was used to test for significant change in trend data. Results: Between June 2011...
Briefing paper

The 2015 NSW prison population forecast

Prison population forecasting is fraught with difficulty. Many factors affect the size of the prison population, including levels of crime, the number of arrests, the proportion of arrestees convicted, the proportion refused bail, the proportion given a prison sentence, the average length of prison sentences...
Report

Why is the NSW prison population growing?

This paper provides a preliminary analysis of the rapid rise in the NSW prison population from January 2013 to March 2014. Method: Descriptive analysis of court, crime, arrest and correctional data, and ARIMA modelling of prison trends. Results: The key factors responsible for the recent...
Report

Why is the NSW prison population falling?

After steadily increasing for more than a decade, from mid 2009 the NSW prison population started falling. This paper identifies why this has occurred. Method: The study relied upon administrative data. Corrections data was considered to gauge the size, timing and nature of changes in...