Benedetto, A., & Kagan, I.
Active vision: How you look reflects what you are looking for.
Current Biology: CB, 33(8), R303–R305
While we fixate an object, our eyes are never stationary but constantly drifting, with miniature movements traditionally thought to be random and involuntary. A new study shows that the orientation of such drift in humans is actually not random but is influenced by the task demands to improve performance.