The Business Analysis activity can be seen from many different perspectives, in all available sets of IT methodologies and frameworks created so far. This perspective, of Innovation and Creativity is not a standard one; you can find it mostly in UI design or UX design; you can find it in internal architecture of the systems; and you can find it in sales.

    Are there specific ways of thinking, for a Business Analyst? I can say that a few ways of thinking are specific for a skilled Business Analyst, no matter the environment he is working in, Waterfall or Agile. It is what Steve Blais states too, in his article in BA Times.

    What should deliver a Business Analyst? According to Wikipedia, there are at least four types of Business Analysis and six types of deliverables: BA in Wikipedia.

    What is an Agile Business Analyst? Intuitively, is a Business Analyst working in an Agile environment, right? This is the "definition" I can often hear from people, when debating this topic.

    Scrum is an Agile framework, for fast delivery, while reducing defects and errors. Lean is the foundation for Agile. Scrum is basically a set of rules and roles (and this is the reason why I consider that the beginners could easily creep into Waterfall world), Lean is a set of principles and concepts.