Are these illustrations done manually by hand or in Illustrator? Is there a easier way to reproduce these kind of illustrations? More examples here.
What is this technique called: http://dribbble.com/shots/260469-Squirrel-Construct See how the image is the result of overlapping many circles to create the final drawing. Parts of the circles ...
I want to begin with drawing but I have literally no experience. I wonder if there are high quality video tutorials, like www.digitaltutors.com just for drawing? I want to start with hard surface ...