Is this the most influential leadership article of all time?

Whilst it’s been around a while, this article remains one of the most influential articles on leadership of all time. Not only does it show the importance of emotional intelligence on leadership behaviour, it shows how a leader’s different approach or ‘style’ directly impacts their team’s climate and performance.

Proprietary diagnostics to measure style and climate are available through the Hay Group but reading this is invaluable.

What other articles compare to this and have been as influential?