I've been visiting Matt Williames blog, Hand Drawn Nomad, before and I've been returning to it once in a while. But recently I went through his site and checked out his archive - that guy has some seriously awesome stuff in his post archive.
Here's a collection of the tutorials he've made, but I strongly recommend to visit his site and check out all the posts! It's pretty amazing stuff.
Spacing: Tricks of the Trade
More Notes on Spacing
Gestures: The Revenge of the Tutorials
Walk this way!
The Eyes have it!
Emotion dictates design
Step 1: Planning your Shot
Post 2: ROUGH IT OUT
Post 2 and a half: Breaking it down
Tie Down: Refining your acting, drawings, and the technical side
From 2's to 1's
Eye Darts and the Social Triangle
Are you an Actor, or a Technician?
Construction and Pitfalls
Starting your Shot: THINKING, FEELING, AND PLANNING