[2] For instance, school superintendents as a class are virtually the stupidest people to pass through a graduate college program, ranking 51 points below the elementary school teachers they normally "supervise," (on the Graduate Record Examination), and about 80 points below secondary school teachers; while teachers themselves as an aggregate finish seventeenth of twenty occupational groups surveyed. The reader is of course, at liberty to believe this happened accidentally, or that the moon is composed of blue, not green cheese as is popularly believed.