Recently I was working on blendshapes for my character. As I’ve previously mentioned, most of the expressions that I wanted to portray were suppose to be illustrate sad and rather negative emotions. I was trying to make some expressions asymmetrical, as in my research I found out that asymmetry brings interest to the character and gives the pose energy. It seems that the expressions are symmetrical mainly when character is either bored, or in a position of authority, or has no emotions.
Norm, Tuesday Tips – Asymmetry in facial expressions. 2014 [online] Griz and Norm blog, Available at: http://grizandnorm.tumblr.com/post/79975572030/tuesday-tips-asymmetry-in-facial-expressions-a