From another thread: This brings up one of the biggest problems with our education system. Tenure. It protects incompetent teachers and offers society no real benefits, especially when we're talking about elementary or high school teachers. It costs over two hundred thousand dollars and takes years to fire an incompetent tenured teacher. http://www.thehiddencostsoftenure.com/ Meanwhile, our children are being given a substandard education. Does anyone else in the world have a job THEY CAN NOT BE FIRED FROM? To really drive the point home, here's a case of an assistant principle who knocked up a seventh grade student and could not be fired despite blood tests which proved the child was his to a 99 percent certainty!