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Full-Text Articles in Life Sciences

Attention Strongly Modulates Reliability Of Neural Responses To Naturalistic Narrative Stimuli, Jason J. Ki, Simon P. Kelly, Lucas C. Parra Mar 2016

Attention Strongly Modulates Reliability Of Neural Responses To Naturalistic Narrative Stimuli, Jason J. Ki, Simon P. Kelly, Lucas C. Parra

Publications and Research

Attentional engagement is a major determinant of how effectively we gather information through our senses. Alongside the sheer growth in the amount and variety of information content that we are presented with through modern media, there is increased variability in the degree to which we “absorb” that information. Traditional research on attention has illuminated the basic principles of sensory selection to isolated features or locations, but it provides little insight into the neural underpinnings of our attentional engagement with modern naturalistic content. Here, we show inhumansubjects that the reliability of an individual’s neural responses with respect to a larger group …


The Effects Of Changing Attention And Context In An Awake Offline Processing Period On Visual Long-Term Memory, Timothy M. Ellmore, Anna Feng, Kenneth Ng, Luthfunnahar Dewan, James C. Root Jan 2016

The Effects Of Changing Attention And Context In An Awake Offline Processing Period On Visual Long-Term Memory, Timothy M. Ellmore, Anna Feng, Kenneth Ng, Luthfunnahar Dewan, James C. Root

Publications and Research

There is accumulating evidence that sleep as well as awake offline processing is important for the transformation of new experiences into long-term memory (LTM). Yet much remains to be understood about how various cognitive factors influence the efficiency of awake offline processing. In the present study we investigated how changes in attention and context in the immediate period after exposure to new visual information influences LTM consolidation. After presentation of multiple naturalistic scenes within a working memory paradigm, recognition was assessed 30 min and 24 h later in three groups of subjects. One group of subjects engaged in a focused …


Toddlers’ Word Learning From Contingent And Non-Contingent Video On Touchscreens, Heather L. Kirkorian, Koeun Choi, Tiffany A. Pempek Jan 2016

Toddlers’ Word Learning From Contingent And Non-Contingent Video On Touchscreens, Heather L. Kirkorian, Koeun Choi, Tiffany A. Pempek

Psychology Faculty Scholarship

Researchers examined whether contingent experience using a touchscreen increased toddlers’ ability to learn a word from video. One-hundred-sixteen children (24-36 mos) watched an on-screen actress label an object: (1) without interacting, (2) with instructions to touch anywhere on the screen, or (3) with instructions to touch a specific spot (location of labeled object). The youngest children learned from contingent video in the absence of reciprocal interactions with a live social partner, but only when contingent video required specific responses that emphasized important information on the screen. Conversely, this condition appeared to disrupt learning by slightly older children who were otherwise …