Pop Art Simple design yet very interesting. I like the shadow because we understand he is laid down the floor and not the wall. the yellow socks are interesting and I like how it is the only color in the whole image.
How To : Adobe Illustrator Geometric Art. This is a very interesting type of art. I do like how it uses simple shapes to create a portrait. I know for a fact that you can do this easily in Photoshop with one of the brush tools.