Quiet Riot: Insurgents Take On The Teachers' Unions

Quick: which group consistently tops the list of U.S. political donors — bankers? Oil barons? The Koch brothers? Nope. Try school teachers.

The two major teachers' unions, despite all the rhetoric about how teachers have no influence on policy, collectively spent more than $67 million directly on political races between 1989 and 2010.

And that figure doesn't include millions more spent by their state and local affiliates and all kinds of support for favored (read: reform-averse) candidates.

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