Your hockey IQ is your own perception of the game.
Perceptions of the game and goaltending. Ten players watching the same play unfold will have ten different takes. We all rationalize things differently. Your hockey IQ - or goaltending IQ - is your take of goaltending.
As you focus and build on the other 8 elements of brain-based goaltending - your hockey IQ - your goaltending sense - will improve. You will gain a deeper understanding of the game.
Goaltenders tend to be big picture thinkers. Standing in the crease we get to see the game unfold - from both sides of the bench. This is a very unique perspective that even the head coach does not have (unless he is s former goalie).