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| | A NOD IS AS GOOD AS A WINK... OR IS IT? |
 | | In that, their results support the belief that non verbal behaviour (in their case gaze) is used to achieve mutual understanding (grounding). |
 | | Verbal interaction is characterised and measured by the number of words used, dialogue length and back channels such as interruption, dialogue gaps and requisitioning. |
 | | Non verbal behaviour in communication is characterised by information such as eye gaze, and kinesic information such as posture, bodily movement (hand gestures, fidgeting, nods etc..),and facial expressions, (winks, grins, smiles, frowns, etc..). |
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