A Maya to zBrush mirrored blendshapes tutorial by Jonathan Fesmire who is a 3D Modeling MFA student at the Academy of Art University. This video tutorial demonstrates a technique that Jonathan figured out for creating mirrored blend shapes for Maya, using zBrush when he was looking to raise his character’s eyebrows separately. You can follow the work that he is doing for his thesis project “Bodacious Creed” on his blog.