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Preventing Crime: What Works, What Doesn't, What's Promising. Research in Brief. National Institute of Justice.

In 1996, a Federal law required the U.S. Attorney General to provide Congress with an independent review of the Many crime prevention programs work. Others don’t. Most programs have not yet been evaluated with enough scientific evidence to draw conclusions. Enough evidence is available, however, to create provisional lists of what works, what doesn’t, and what’s promising. Those lists will grow more quickly if the Nation invests more resources in scientific evaluations to hold all crime prevention programs accountable for their results. Issues and Findings