The Economist weighs in on the topic.

Predicting and forestalling crime does not solve its root causes. Positioning police in hotspots discourages opportunistic wrongdoing, but may encourage other criminals to move to less likely areas. And while data-crunching may make it easier to identify high-risk offenders—about half of American states use some form of statistical analysis to decide when to parole prisoners—there is little that it can do to change their motivation.
I get a little queasy when we start handing decision making over to algorithms. As we used to say, you can't quantify the bad things that don't happen.