"One of their most striking findings is that, even on Wikipedia, the so-called 'Iron Law of Oligarchy'—a.k.a. rule by an elite few—holds sway. German sociologist Robert Michels coined the phrase in 1911, while studying Italian political parties, and it led him to conclude that democracy was doomed. 'He ended up working for Mussolini,' said DeDeo, who naturally learned about Michels via Wikipedia.
I haven't read the actual research article yet. But this would be sad if true. This "iron law of oligarchy" is new to me and bums me out. But I think a way around it at times is to set a simple goal, and once the goal is achieved, disband.