| Summary: | Abstract: Participants carried out a visual pattern-matching task on a computer while communicating with a confederate either via instant messaging (IM) or online voice chat. Communicating with a confederate led to a 50% drop in visual pattern-matching performance in the IM condition and a 30% drop in the voice condition. Visual fixations on pattern-matching were fewer and shorter during the communication task and a greater loss of fixations was found in the IM condition than the voice condition. The results, examined within a threaded cognition framework, suggest that distributing the work between the audio and visual channels reduces performance degradation. Implications for media literacy and distracted-driving are discussed.
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