http://www.realjustice.org/library/jerryleeresearch.html
Laura Mirsky
"The Jerry Lee Program on Randomized Controlled Experiments in Restorative Justice (http://www.sas.upenn.edu/jerrylee/research/rj.htm) is comparing restorative conference outcomes, for both victims and offenders, to those of conventional criminal justice practices in numerous criminal cases in Australia and the United Kingdom. Results to date confirm many conference participants’ perceptions: Restorative justice produces substantial and statistically significant benefits for victims of crime. "
PDF - http://fp.enter.net/restorativepractices/jerryleeresearch.pdf