On Monday, I reported on the latest study to take a bite out of the idea of human rationality. In a paper just published in Pediatrics, Brendan Nyhan of Dartmouth University and his colleagues showed that presenting people with information confirming the safety of vaccines triggered a “backfire effect,” in which people who already distrusted vaccines actually became less likely to say they would vaccinate their kids.

Unfortunately, this is hardly the only example of such a frustrating response being documented by researchers. Nyhan and his coauthor, Jason Reifler of the University of Exeter, have captured several others, as have other researchers. Here are some examples: [Read more]

http://wp.me/p4sUqu-SY – Michael’s Blog

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