In software development, "feature creep" refers to the overly ambitious bloating of a project's scope. When drawing the face of a pretty girl, a different kind of feature creep occurs, with eyes, noses and lips literally creeping across the curvature of the head, beyond where they ought to be. Some of this can be stylistic choice, but we must remember that the head, despite being a modified sphere, still has a front, sides, a top and bottom. One way we can keep ourselves in check is by…