For instance suppose a person, A, reads that God said to man that he, man, should not do something but because the man does it, they, A, believe that therefore man has free will, but, this is because they value the idea of autonomy in man. However another person reading the same story concludes that the disobedience does not prove free will but it proves that God wanted to prove that the man was incapable of obedience. Here we have two interpretations of the same story due to people attaching value to their presuppositions. Is there a philosopher who specialises in exploring the value of presuppositions? Especially the "supposed" value of "freedom"?
Vedanta can be described as the study towards the rejection of all presuppositions.
The teacher Nisargadatta (just one example) said :
All your notions about yourself are mediocre, second-hand, by hearsay ; (notions such as) "this is my name", these are my parents", "such&such is my birthday" (most fundamental of all) "this is my body"
Perhaps the most well known is Ramana whose entire teaching is compress(able) into the question
Who am I?
...a question that is as deceptively simple as its notoriously hard because for most of us most of the time we are too sure of ourselves for this active questioning to have purchase