In an era of persistent budget deficits, at least a dozen states are moving to adapt and implement a cutting-edge tool for policy research and analysis, beginning with criminal justice policy and eventually expanding to other areas. States are under increasing pressure to ensure that scarce resources are invested in programs that yield the best results. In addition, many policy makers are looking for information that would allow them to target cuts more strategically, rather than making across-the-board reductions that treat effective and ineffective programs alike.