Stan Winston School are sharing a free Photoshop character design tutorial by Dan Luvisi.
Free Photoshop Brushes
Several professional artists have made available their Photoshop brushes for free.
Art of Stu Bayley
Stu Bayley has launched his art website, filled with inspiring images of all genres.
Ben Mauro - ZBrush for Environments
Ben Mauro has released a free 3D environment design tutorial using ZBrush, Keyshot and Photoshop.