Why worldview threats undermine evidence
Have you ever noticed that when you present people with facts that are contrary to their deepest held beliefs they always change their minds? Me neither. In fact, people seem to double down on their beliefs in the teeth of overwhelming evidence against them. The reason is related to the worldview perceived to be under threat by the conflicting data.
The full article by Michael Shermer from The Scientific American of January 1, 2017, can be read here.