Ben Mauro has posted a ZBrush video tutorial, focusing on the development of his Yukon Pit Crew project.
Ben Mauro's Art for Elysium
See some of Ben Mauro's inspiring art for Elysium, after 3 years of work on the film.
Cyborg Design - Concept Art Production Techniques
Instructor Michael Pedro gives a detailed overview on concept art production techniques in ZBrush and Photoshop.