This is a pretty long but informative tutorial video. I explain a lot of different terms related to Digital Painting as well as demonstrating them in their practical applications.
This video from Zbrush and Maya Certified Instructor Andrew Klein (www.kleinmakelearngood.com) covers how to make both symmetrical and asymmetrical blendshapes in Zbrush.
This is a medium level tutorial on drawing. In this tutorial I cover how to the eyes & some hair at a tilted angle by using shapes, lines, and hatching techniques.