Voilà les deux versions (FR & EN) grand public  de l'article. La version plus académique (EN) est ci dessous.

Here is the two simplified versions (FR& EN) of the article, and the original more academic versio is below.

[See also the page with all my articles, classified by theme, or press coverage , or comprehensive list of all research articles] . In particular, they record a few variants of this paper:

2022-01 COBS Insight Does effort guarantee performance and success (variant of EK article of january) 

2022-01 AMBA The sweet smell of success: why, despite what we believe, performance is not driven by effort (variant of EK article of january)