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RDATE:20361102T010000 TZOFFSETFROM:-0500 TZOFFSETTO:-0400 TZNAME:America/New_York EDT END:DAYLIGHT BEGIN:DAYLIGHT DTSTART:20370308T030000 RDATE:20371101T010000 TZOFFSETFROM:-0500 TZOFFSETTO:-0400 TZNAME:America/New_York EDT END:DAYLIGHT END:VTIMEZONE BEGIN:VEVENT UID:4c652d8b192df84ffca7b9a5efe39b2f CATEGORIES:Human and computer vision series:Fall 2013 CREATED:20151203T141544 SUMMARY:Paradoxical effects of attention on visuomotor learning LOCATION:Brown University\, Cognitive\, Linguistic\, and Psychological Sciences DESCRIPTION:
Searching for a visual target interferes with detecting background chang es and performing an auditory detection task interferes with a sequential r esponse task. These well-known findings show that divided attention within or across tasks can be very costly, confirming the common sense idea of cap acity limits of attention. However, paradoxically, we demonstrated that for visual motor learning tasks, divided attention can have major benefits. In a series of behavioral studies in which we combined the visuomotor adaptat ion task with attention-demanding visual detection tasks, we showed that at tention can be allocated to both visual and motor goals. Furthermore, our r esults are the first to show that having reduced attentional resources avai lable at recall resulted in better retrieval of a recently acquired visuomo tor memory. We revealed that this pattern depends on the consistency of att entional states between learning and recall phases, such that recall is bet ter under conditions of divided attention if learning also occurred in a di vided attentional state. Furthermore, these attentional states can be maintained across different tasks and sensory modalities. Finally, we show ed that attentional-state dependent modulation on visuomotor memory lasts o ver a day. Thus, we demonstrate a novel attentional state-dependent mechani sm mediating visuomotor memory formation and recall.
CONTACT:Dr. Joo-hyun Song X-EXTRAINFO:Dr. Joo-hyun Song (http://www.brown.edu/Departments/CLPS/people/joo-hyun-so ng) DTSTAMP:20240329T133758 DTSTART;TZID=America/New_York:20131209T120000 DTEND;TZID=America/New_York:20131209T190000 SEQUENCE:0 TRANSP:OPAQUE END:VEVENT END:VCALENDAR