Photoshop video tutorials and digital art. Tutorials featuring everything from photoshop speed paintings to photo manipulation, layer masks and brush effects.

The anime art and colouring is by ishthuytaokkay. The shading is superb, but my favourite part of this video is the glowing / floating heart effect at the end.

Photoshop speed painting of Sawyer from Lost by Geb.

This anime drawing by zephyronx shows a good technique of adding colour and then returning to add the highlight and shading at the end. Adding all the light and dark areas at the same time should help you to get the shading right by keeping in mind what angle your light source is coming from.