1. (1975). Bodily Communication, Methuen, London.
2. and (1976). Gaze and Mutual Gaze, Cambridge University Press, Cambridge.
3. The meaning of five patterns of gaze
4. (1969). Systemalische Tendenzen bei Persönlichkeitsbeurteilungen. Huber, Bern.
5. The Role of Gaze in Impression Formation