Sums up Bill Oreilly

"Beleive it or not an extreme right wing blogger in New Zealand uses this term to describe Oreilly"

The term “epistemic closure” has emerged as a descriptor of the process by which adherents of a political ideology cut themselves off from other views and create closed systems of deduction, relying only on evidence within their own social network and which systems cannot be affected by empirical evidence derived from outside the social network.