“This quickstart series contains the information and techniques that can’t be found anywhere else and an equal split between workflows came up with by Dave Cardwell and those invented by Wayne Robson. In these 2 video tutorials you will learn about speed concept sculpting and the magic of curves. Before this part we already released 10 parts, links can be found on the bottom of this page.”
http://www.cgarena.com/freestuff/tutorials/mudbox/mudbox2009/mudbox_tutorials11.html