How does a small group of interlopers take over a group, movement, cause, religion or country and turn it into something other than what it was started for?
(Pay attention Libertarian Party, Campaign for Liberty and "Tea Party" members.)
Now you know.
How is it possible for a small number of newcomers to displace a well-established group of leaders?
That's not just a question for military organizations wanting to overthrow governments; it's a question for political parties controlling national debates, new products displacing well established market leaders, and flocking birds following leaders to new food sources.
Social scientists have studied the nature of effective leadership for centuries with limited success. Physicists, on the other hand, are new to the party, which gives them a chance to nab some low-hanging fruit. Today, Hai-Tao Zhang at the University of Cambridge, in the U.K., and a few buddies say that they have grabbed a particularly juicy piece by revealing a key strategy of effective leadership.