Stan Winston School are sharing a free Photoshop character design tutorial by Dan Luvisi.
Cyborg Design - Concept Art Production Techniques
Instructor Michael Pedro gives a detailed overview on concept art production techniques in ZBrush and Photoshop.
Nondestructive Image Flattening and Reflection Removal
James Busby demonstrates nondestructive image flattening and reflection removal in Photoshop.
nDo2 - Announcement + Open Beta
nDo2 has been announced, so prepare to unleash raw normal mapping power inside Photoshop.