Well, I believe Gene Roddenberry's Star Trek shows that even hierarchies can be great for more advanced civilizations. But, bare in mind that in that universe,

Well, I believe Gene Roddenberry's Star Trek shows that even hierarchies can be great for more advanced civilizations. But, bare in mind that in that universe, the crew could take the captain down, if he didn't play fair towards the entire crew (a.k.a. organization). So, I still do believe that hierarchies are important part of the way we can organize to achieve things together, but it's not the only possible way, as Frederick Laloux depicts through his research.