Ben Mauro has posted a ZBrush video tutorial, focusing on the development of his Yukon Pit Crew project.
Mariano Steiner - Sketch Reel
Mariano Steiner has posted a reel of his recent ZBrush sculpts.
Cezar Brandao - Sculpting Livestream
Take a look at Cezar Brandao's sculpting-centric Livestream channel.