What do we know? (UQ 44-63)

 

Epistemology: theory of knowledge

 

A.  Central task: to clarify under what conditions our beliefs can legitimately be considered instances of knowledge

 

Knowing that vs. Knowing how vs. Knowing by acquaintance

 

Knowledge = Justified, True Belief

A.  Problems with “belief”

a.   Strength of belief corresponds to knowledge?

b.   Lottery ticket example

 

B.  Problems with “true”

a.   Can we make sense of the notion that we can have knowledge of something that was not true?

 

C.  Problems with “justified”

a.   Guessing correctly; accidentally correct

b.   How much justification is needed?

 

joker3

 

A.  Gettier cases:

a.   Knowledge = Justified, True Belief  + ?

 

Three different theories of knowledge

 

B.  Skepticism

 

C.  Empiricism

 

D.  Rationalism