> The overall environment matters more than the teacher. We've mentioned it here not too long ago as well.

For an exploration of this idea, I recommend "Lives on the Boundary" by Mike Rose: http://www.amazon.com/Lives-Boundary-Achievements-Educationa...

For an in-depth description of the qualitative disadvantages in education, I recommend reading "Live on the Boundary": http://www.amazon.com/Lives-Boundary-Achievements-Educationa...