Learning & Memory/Cognitive
| Speaker: | Dr. Alejandro Lleras, University of Illinois at Urbana-Champaign | | Title: | "Controlling Attention and the Contents of Our Thoughts" | | Date: | Wednesday, October 19, 2011 | | Time/Place: | 12:30 p.m., PRCE 277 |
Abstract: Some of my research has examined the factors that control how attention is deployed in a scene and whether or not it is easy to see a particular object. I will discuss one factor in particular:the history of the interaction between observer and environment. Did the observer considered this interaction successful or not? This matters greatly in determining how he/she will reengage a similar scene in the future. I will also present a project examining what role attention plays in maintaining a thought /active/ in our minds over prolonged periods of time. I will show that, contrary to most theories of sustained attention, attention does not exhaust over time. Rather, it is our thoughts and goals that simply become habituated. I propose that it is important for “task-unrelated thoughts” to sometimes distract us from our current goals. Yet, I will also show that the emotional content of these distractor thoughts matters a great deal.
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