Freeman was a member of the 70's feminist movement, and wrote this essay to critique how 'flatness' played out - and suggest alternatives.
The big, tl;dr idea could be boiled down to this: Flat organizations substitute unelected, informal leaders for visible, accountable ones.
Essay: http://www.jofreeman.com/joreen/tyranny.htm Wikipedia: http://en.wikipedia.org/wiki/The_Tyranny_of_Structurelessnes...