Pixologic have just released ZBrush 4R6, along with the new ZRemesher retopology tool.
Sculpting with Michael Pavlovich
Brush up on your sculpting skills with this five-part tutorial series from Michael Pavlovich for ZBrush 4R3.
ZBrush4R2 - Making Time For Art #4
See a new and final preview video of the new features of ZBrush4R2, to be released on the 20th of September.