Texturingxyz have posted a tutorial on how to use their displacement texturing in Nuke, Photoshop or Mari.
Gnomon - Design Techniques for 3D Concept Art
The Gnomon Workshop present Design Techniques for 3D Concept Art, a DVD tutorial by Gavriil Klimov.
Photoshop Sneak Peek - Image Deblurring
A sneak preview to an incredible upcoming tool for Photoshop, that allows deblurring of images.