The great sociological philosopher Eric Cartman provided a bit of gentle guidance on acceding to the wisdom of authority in one of his more famous works. A somewhat lesser philosophical talent offers similar advice in a comment posted to a recent discussion on pseudonymous/anonymous blogging at bablab. The commenter suggested that:
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… there are a lot of areas, even in science, where experience (from which real authority derives) matters. An undergraduate who has never been to the field and an experienced geologist can go up to the same geological formation and have the same tools and the same list of tests and procedures. They can both do similar things to the sediments, and they can end up with totally different conclusions as to what they are looking at.
They both have the same argument, structurally, logically, but with different conclusions. The experienced geologist, however, is much more likely to be correct.

An excellent rationale for prioritizing scientific contributions on the basis of the contributor’s credentials, is it not?

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