At every turn it seems leaders are being told to embrace Big Data. They are urged to make "data-driven decisions" and to mine their warehouses of all the buried data gold. The problem? This is absolutely the wrong direction to go in. In a past Executive Update, Cutter Fellow Vince Kellen suggested that the problem is that leadership isn't using their data properly.¹ But the real problem I see is that we're letting the tail wag the dog.