Ben Mauro has posted a ZBrush video tutorial, focusing on the development of his Yukon Pit Crew project.
Cezar Brandao - Sculpting Livestream
Take a look at Cezar Brandao's sculpting-centric Livestream channel.
David Bentley - ZBrush Vehicle Design
David Bentley walks us through his automotive design process, using ZBrush.
ZScripting with ZBrush - Eat 3D Tutorial
Eat 3D have released a video tutorial on ZScripting with ZBrush.