From the Ken Wilber material the quadarnts seem to be an intrinsic part of his integral theory. Over almost 2 dacades these quandrants had matured. I googled them and though I woul place them here so that I can reference them (an hopefull others can too) From The Marriage of Sense and Soul: Integrating Science and Religion , We have this diagram: Then from Integral Life Practice this is a great one: And I found this oen that combines these: To understand these models you need to read or listen to the books, but essentiallty everything we as mankind has achieved so far, fits into these quadrants. Understanding that each area of developement and theory has some merit is the essential lesson that these are based on. In a previous post I posted states and stages these can be applied to these quadrants.