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Psychology

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Selected Works

2014

Cognition

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Physical Activity And Brain Function In Older Adults At Increased Risk For Alzheimer’S Disease, J. Carson Smith, Kristy A. Nielson, John L. Woodard, Michael Seidenberg, Stephen M. Rao Jul 2014

Physical Activity And Brain Function In Older Adults At Increased Risk For Alzheimer’S Disease, J. Carson Smith, Kristy A. Nielson, John L. Woodard, Michael Seidenberg, Stephen M. Rao

Kristy Nielson

Leisure-time physical activity (PA) and exercise training are known to help maintain cognitive function in healthy older adults. However, relatively little is known about the effects of PA on cognitive function or brain function in those at increased risk for Alzheimer’s disease through the presence of the apolipoproteinE epsilon4 (APOE-ε4) allele, diagnosis of mild cognitive impairment (MCI), or the presence of metabolic disease. Here, we examine the question of whether PA and exercise interventions may differentially impact cognitive trajectory, clinical outcomes, and brain structure and function among individuals at the greatest risk for AD. The literature suggests that the protective …


Cognitive Bias Modification: Past Perspectives, Current Findings, And Future Applications, Paula T. Hertel, Andrew Mathews Mar 2014

Cognitive Bias Modification: Past Perspectives, Current Findings, And Future Applications, Paula T. Hertel, Andrew Mathews

Paula T Hertel

Research conducted within the general paradigm of Cognitive Bias Modification (CBM) reveals that emotional biases in attention, interpretation, and memory are not merely associated with emotional disorders but contribute to them. After briefly describing research on both emotional biases and their modification, we examine similarities between CBM paradigms and older experimental paradigms used in research on learning and memory. We also compare the techniques and goals of CBM research to other approaches to understanding cognition/emotion interactions. From a functional perspective, the CBM tradition reminds us to use experimental tools to evaluate assumptions about clinical phenomena and more generally, about causal …