Stella 2010.12.11, originally uploaded by Julia Kay -.

iPad
Qvik Sketch
Freehand from this photo: www.flickr.com/photos/vicarjane/5237557964/in/photostream/
15-20 minutes to draw, another 15-20 minutes to repeatedly draw and erase teeth.

Another portrait from the London JKPP meet-up, this time of Stella Tooth, whose work you can see here: www.flickr.com/photos/stellartist/

I used another procedural program, Qvik Sketch, which I don’t recommend despite the .99 USD pricetag- it was very hard to do small areas like pupils without the whole area going black – I think you have more control in Sketch Club, OmniSketch and probably some of the others.