Error in Expertise?

[Tank]

I was wondering if there is any error in expertise on wow.

I should be having 43 expertise when the character info shows 21.

http://www.wowarmory.com/character-sheet.xml?r=Nagrand&n=Tank

:confused:

[Satrina]

Rating != Skill

[Cairn]

Hey , the Defiance talent give skill or rating ?

(satrina say true , u have 43 expertise rating not 43 d'expertise skill )