The idea is relatively easy to grasp: A good employee is promoted to the point of their incompetence. It is a classic management error. Take a good Surgeon and make him Administrator of the Hospital. Take a good computer analyst and make him the Chief Information Officer.
Sarah Palin was pretty good at getting pork funneled into Alaska – but Washington is the giver, not the receiver. Palin is a good receiver.
Check out this segment on Real Time with Bill Maher: