Data Science Jobs Explained

How do the roles in data science differ, and in what order should you bring them on? The 'AI Hierarchy of Needs' provides a useful guide. After meeting the most basic needs of purpose and data engineering, you can build reporting and business intelligence functions, before eventually adding data science and machine learning. Of course, that order may vary with organisation size and maturity, and there are a few extra factors that can also make a big difference.