Let me make a very simple — and, I hope, uncontroversial — point about expertise and authority before looking at some questions pertaining to the current (increasingly bitter) debate about the nature and status of philosophy and its relation to the sciences.
Expertise implies epistemic authority: the expert — by definition — speaks with authority within his or her area of expertise. If the expertise is recognized, the authority automatically follows and doesn’t have to be claimed or argued for.
But the word “expertise” normally applies only to reasonably narrow, clearly defined and recognized areas of knowledge, theoretical or practical. And general philosophy (encompassing all the traditional sub-disciplines) is just too broad and ill-defined for the word to apply in any natural or straightforward sense. Its meaning must be, as it were, stretched to fit.
There is even disagreement about what philosophy is about — or…
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