We’ve often suspected that many of our beliefs are our beliefs because of our upbringing, and that we would have believed differently had things been different. Does learning this about yourself impact the rationality of continuing to hold your belief? My view is that it does, but not overly much.
I’ll explain why I think this in my paper “Etiology and Defeat” here:
on 16 March 2015, Lecture Room, Radcliffe Humanities, Faculty of Philosophy, Oxford University