Some time ago, an interesting article has been published in Harvard Business Review - "Data Scientist: The Sexiest Job of the 21st Century". Some have nodded politely, some had a bit of laughter - very few treated it seriously. Ironically, it seems that the words in article's title were truly prophetic ... How did that happen? What do you know about your users / customers? So, your Enterprise has an IT system for everything, right? They are integrated, share data & provide joint interactions? Each of them keeps its own data repository & they provide star-schema-based reporting on transactional data…