The report documents research commissioned to examine unwarranted sentencing disparities and how they can be reduced. It highlights the need to develop new sources of in-depth and meaningful data on sentencing patterns. The authors found that high quality data is essential to : the promotion of consistency in sentencing; the informed development of sentencing policy; and efforts to inform public knowledge and awareness of (and so confidence in) sentencing and the judiciary.
Tata et al. (Tue,) studied this question.