In just a few decades, the world of data-driven decisions has gone through a significant transformation. The underlying driver for this is accelerating change in the business environment. Business models are changing, new competitors disrupt existing businesses and the Fortune 500 list changes every year as former leaders bite the dust. We see an evolution of four distinct stages of how large businesses have approached problem solving using data. Before technology, there were people – lawyers, accountants, designers and other specialists who could help businesses understand their businesses better and make decisions to help them create new products and services, restructure through lean times and to power and sustain growth.