Sup guys? So, I recommend these videos to people all the time when they ask for advice, but I've never really mentioned them widespread. SO, if you're not already aware of these, I would highly recommend you make your way over to http://www.proko.com/ and check out the videos on there (they're free!!)
If you're looking to improve your drawing skills, this is some of the clearest, most well-explained and entertaining education you'll find anywhere. There's an entire series on drawing the head, and he's about halfway through a figure drawing fundamentals series. They're all well worth your time so go check 'em out!
Oh, you can also find him on youtube if you want to subscribe: http://www.youtube.com/prokotv