Resisting Attentional Capture: The Control of Auditory Distraction

Lead Research Organisation: CARDIFF UNIVERSITY
Department Name: Sch of Psychology

Abstract

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Publications

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Description Empirical and Theoretical Discoveries

The project established that the breakdown of selective attention in the face of auditory distraction comes in two functionally distinct forms, where one form (attentional capture) is open to top-down cognitive control whereas another (interference-by-process) is less so if at all. This analytic counterpoint between the two forms of distraction and their amenability to cognitive control has advanced theory in several important ways:

i. It provides perhaps the most convincing evidence to date in support of a duplex-mechanism account over single-mechanism accounts of auditory distraction (see full output 1).
ii. It suggests that a rethinking of the standard view of the relationship between attentional selectivity and working memory (WM) capacity/load may be warranted. Instead, the research points to 'goal-driven engagement' as a more promising explanatory concept: increased engagement in goal-driven processing will reduce distraction that occurs through task-disengagement (attentional capture) but can increase distraction when the distraction is based on competition for that goal-driven activity (see full output 2)

Methodological Impact

The main methodological innovation has been to establish that the co-manipulation of two forms of distraction in serial recall coupled with manipulations of task-load/ measures of working memory capacity provides a novel and rich source of data that can inform a range of otherwise disparate theoretical claims and perspectives including those relating to the nature of short-term/WM and whether a resource-based view of WM capacity/attentional control is viable

Applied Impact
The results of the project have contributed to the securing of further funding to examine the design of complex auditory alarms in work settings.
Exploitation Route The results of the project have already had a good deal of academic impact (one of the 2013 outputs--Hughes et al. 2013, JEP:HPP--has been cited 67 times). In particular the findings have been taken forward by ourselves and other researchers to examine the impact of high visual encoding load in the context of semantic memory and more 'real-world' settings such as whether comprehension and memory is influenced by the readability of type-fonts,
e.g.,

Marsh, J. E., Sörqvist, P., & Hughes, R. W. (2015). Dynamic cognitive control of irrelevant sound: increased task engagement attenuates semantic auditory distraction. J. Exp. Psychol. Hum. Percept. Perform, 41, 1462-1474.

Halin, N., Marsh, J., Haga, A., Holmgren, M. & Sörqvist, P. (2014). Effects of speech on proofreading : can task-engagement manipulations shield against distraction?. Journal of experimental psychology. Applied, 20 (1), 69-80. 10.1037/xap0000002

Halin, N., Marsh, J., Hellman, A., Hellström, I. & Sörqvist, P. (2014). A shield against distraction. Journal of Applied Research in Memory and Cognition, 3 (1), 31-36. 10.1016/j.jarmac.2014.01.003
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