This chart from the OECD demonstrates how, across generations, education rates are changing. For many countries, the direction is strikingly positive; in others, change is harder to see.
![OECD - educational mobility](https://sciencebusiness.net/sites/default/files/inline-images/oecd-educational%20mobility.jpg)
The graphic displays a selection of countries that participated in the Programme for the International Assessment of Adult Competencies. The average refers to all 33 participating countries
Source: OECD