Not just in humans, hierarchy in groups is inevitable because some group members are stronger, more competent or more charismatic. Informal hierarchies exist al

Not just in humans, hierarchy in groups is inevitable because some group members are stronger, more competent or more charismatic. Informal hierarchies exist almost everywhere when any of these factors has an influence. This is a positive factor in most situations because pure anarchy has no direction, while hierarchies, even informal, do have.