Does your company need a chief data officer?

It's a rare business today that doesn't depend on data in some significant way, but does that mean most companies need a chief data officer?That's a question on more than a few executive minds in this big-data era, particularly as analyst firms wax increasingly enthusiastic about the role. Gartner, for instance, recently said it expects 90 percent of large organizations to have a chief data officer by 2019. Last August, Forrester found that 45 percent of global firms already have one, while anot