Does attack speed benefit a wizards damage?
On mainhand skills like comets, barrage, pierce, ya it does 
Cool ty dieter!
Does attack speed also affect skullshield?
Only affects your attacks. Summons like Skull Shield are not affected.
That can mean the bolts it shoots isn’t affected speedwise either. Right?
correct. the heroic skill will help you make them attack faster.
Got it. Thanks mate 