Puzzle solver's skill (5)
I believe the answer is:
logic
(Other definitions for logic that I've seen before include "using premises" , "Dialectics" , "Strict reasoning" , "Aristotelian theories" , "Reasoned judgement" .)
I believe the answer is:
logic
(Other definitions for logic that I've seen before include "using premises" , "Dialectics" , "Strict reasoning" , "Aristotelian theories" , "Reasoned judgement" .)