This is my favorite line and the one that damns so many "big data" efforts: "They cared about ­correlation rather than causation." Analytics are a tool to hel

This is my favorite line and the one that damns so many "big data" efforts: "They cared about ­correlation rather than causation." Analytics are a tool to help find correlations and patterns so that humans can do the hard work of determining and testing for causation. Computers are doing their jobs; humans aren't.