My research interest in the FaceCategorzation lab was on understanding EYE GAZE PERCEPTION, which I approached with event-related potentials (PhD thesis in 2004: Attentional shift triggered by eye gaze: an electrophysiological approach).
Schuller, A. M. & Rossion, B. (2005). Spatial attention triggered by eye gaze enhances and speeds up visual processing in upper and lower visual fields beyond early striate visual processing. Clinical Neurophysiology, 116, 2565-2576. [PDF]