Check out this timelapse of Cezar Brandao's sculpting livestream.
Primate Anatomy - ZBrush Tutorial
Ben Mauro's foundation primate anatomy/sculpting tutorial for ZBrush has been released on the Badking website.
Timelapse ZBrush Sculpt
Jose Alves da Silva has posted a timelapse of him sculpting a skull in ZBrush.
ZBrush SIGGRAPH 2013 Recap
Here is a massive recap of ZBrush's presentations from Siggraph 2013.