The article addresses this, >Others argue that student bodies have simply gotten smarter, but by a variety of metrics, this is not the case: standardized test

The article addresses this, >Others argue that student bodies have simply gotten smarter, but by a variety of metrics, this is not the case: standardized test scores and graduate literacy have not improved as grades have risen. and links to http://www.theatlantic.com/education/archive/2015/01/same-performance-better-grades/384447/ http://www.theatlantic.com/education/archive/2015/01/same-pe...