When you're new to a job role, sometimes a "deep dive" into the discipline can be useful.  For someone new to a role, it is important that he or she understand the material in a systematic way.  While searching for material using a search engine can provide some limited insight, one really needs more detail.  Understanding the background, motivation, development , and sub-topics within a particular area becomes more crucial.  We have several courses that you the user can work through in a systematic fashion (see below).