Krugman on confirmation bias

Paul helpfully illustrates what a really strong case of confirmation bias looks like in practice.

In point of fact, both teams suck at the evidence thing, though there is something to the point that the blue team likes to create evidence and ignore it, while the red team prefers not to create it at all. Probably that has something to do with the usual team affiliation of evidence creators.

Hat tip: Pam Smock