2. “The more information partisans get, the deeper their disagreements” is greatly overgeneralizing. Kahan couldn’t have shown that, he only used one kind of numeric data. Other sorts of information (e.g. of a partisan leader switching positions) likely have different effects. And unquantitive factors (like morals/rights) are properly influential. - http://bigthink.com/errors-we-live-by/changing-minds-isnt-like-changing-light-bulbs