The left stick controls the movements of the ball and the right stick controls shooting / passing. (blog.us.playstation.com)
A stimulus of electrical pulses was used to activate the part of the brain that controls movement in the right thumb. (sciencedaily.com)
Another minor complaint is that you can't control your movement with the D - pad which would have perhaps made things easier considering you're moving about on a grid of squares. (videochums.com)