The kind I'm most familiar with are experienced developers or managers who have heard about many silver bullets in their time, and have become rather cynical whenever they encounter something that sounds like another one.
But that's just Cowboy Coding!
"Extreme Programming?" We're not surfers or skateboarders.
In the real world, you can't do things properly. You have to do things the way you're told.
"Why spend time writing tests when I could have this thing finished and working by now?" - KevinHutchinson