Nonverbal cues are potentially important determinants of social impressions in industrial buyer-seller interactions. Yet there is a lack of empirical research concerning the effects of nonverbal cues in industrial selling contexts. This study reports the results of an experiment designed to assess the impact of salespersons' use of five nonverbal cues (eye gaze, speech hesitations, gestures, cl...

This paper introduces our research on speech interfaces using nonverbal information and examines new possibilities in speech interfaces. Although speech information consists of verbal and nonverbal information, most speech-recognition research has made use of only verbal information. From among nonverbal information, we have focused on hesitation (filled pause) and prosody (voice pitch) to crea...

In a longitudinal genetic study we explored which factors underlie stability in verbal and nonverbal abilities, and the extent to which the association between these abilities becomes stronger as children grow older. Measures of verbal and nonverbal IQ were collected in Dutch twin pairs at ages 5, 7, 10, 12 and 18 years. The stability of both verbal and nonverbal abilities was high, with correl...

The output modalities available for information presentation by embodied, human-like agents include both language and various nonverbal cues such as pointing and gesturing. These human, nonverbal modalities can be used to emphasize, extend or even replace the language output produced by the agent. To deal with the interdependence between language and nonverbal signals, their production processe...