Stages In the books "Integral Psychology" and "Sex, Ecology, Spirituality" by Ken Wilber (largely based on the work of several developmental psychologists), our basic values, sense of self-identity, ethics, and spirituality concerning our very subjective and intersubjective experiences unfold in stages. These stages may somewhat blend with each other as intersecting waves and not be rigidly separated, but we would still be unable to discount our predominant focus (or “center of gravity”) in any of them. The findings of several developmental psychologists that are crucial ingredients of Wilber's Integral (or Meta Integral) Theory are depicted in a vertical manner of greater and lesser (more and less inclusive) levels of development and understanding that, despite appearing to be elitist, cannot be ignored. Too many researchers coincide in the fact that several psychological lines of development can be placed side by side and associated with the same levels o...