I'm a huge fan of Alistair Cockburn's thinking on this point. He argues that people - and their characteristics - are a far greater driver of project success than methodology.
The argument is not a formal one, but I think still holds a lot of weight:
I agree with this for the most part, though there are many false positives of “great teams” on paper who screw it all up purely because of a backwards methodology.
Methodology and people are not mutually exclusive. And it’s a lot harder to swap in and out people (though it may be necessary).
The argument is not a formal one, but I think still holds a lot of weight:
https://ameyakarve.wordpress.com/2012/07/22/characterizing-p...