Reply to Görner et al.: Encoding gaze as implied motion

We thank Gorner et al. (1) for a welcome comment on our study (2). We report brain activity that suggested people implicitly code the gaze of an agent as a stream of motion emanating from the agent. Gorner et al. (1) offer an alternative explanation: The motion-related brain activity may represent an expectation that the agent will perform an action, such as reaching out or walking toward the target of gaze. When viewing static images of a running animal, subjects generate an implied motion signal (3, 4). It is possible that our subjects covertly processed the stimulus (a face and a tree) as a person … [↵][1]1To whom correspondence may be addressed. Email: arvidg{at}princeton.edu. [1]: #xref-corresp-1-1