Mac OS X: Inklet is a neat piece of software that turns your Mac's multitouch trackpad into a drawing tablet that works surprisingly well.

If you're interested in learning to make concept art — or simply taking your recreational painting into the digital sphere — concept artist Matt Kohr spent a week teaching us the basics. Here's the complete 101 course for your edification.

For the final installment of Digital Painting 101, concept artist Matt Kohr showcases each of the previously explained techniques in an illustration demo. The speed of this video is different than the previous four installments: It's a time lapse covering more ground.

In today's lesson of our continuing Lifehacker Night School series, digital artist Matt Kohr explains how to make better use of layers in your digital works of art.

As one colour approaches another there's always a blended transition. Even if your subject is painted a single colour it will have lighter and darker areas. Because colour is affected by light and form, it has a huge amount of variation. Even a sheet of white paper seen on a cloudy day contains a gradation subtle colours.

In lesson one of our Digital Painting 101 series, we got comfortable drawing digitally. In today's lesson, we're going to dig into the meat of Photoshop painting: the brush and eraser tools.