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Psychology

2009

Louisiana State University

Decision making

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The Effects Of Increasing The Risk Perception Of High-Risk Behaviors On Decision Making Among College Daily Smokers And Never-Smokers, Scott Patterson Jan 2009

The Effects Of Increasing The Risk Perception Of High-Risk Behaviors On Decision Making Among College Daily Smokers And Never-Smokers, Scott Patterson

LSU Doctoral Dissertations

Participation in high-risk behaviors, such as substance use or dangerous driving practices, is widely reported by young adults and college students. Psychosocial theories explain participation in high-risk behaviors by the effects of risk perception on the outcome of behavior. Physiological researchers assert that biological factors (such as the role of the prefrontal cortex) better account for participation in high-risk behaviors based on impulsive decision-making patterns in substance users. The current study explored the relationship between impulsive decision-making and risk perception by assessing the impact of changes in high-risk perceptions on a measure of impulsive decision-making (delay discounting task). A sample …


Supporting Decision Making In A Complex World, Jonathan Tall Jan 2009

Supporting Decision Making In A Complex World, Jonathan Tall

LSU Master's Theses

Recent research has questioned whether explicit thinking is necessary or even useful for complex decision making (Gladwell, 2005; Dijksterhuis & Nordgren, 2006; Newell, Wong, Cheung, & Rakow, in press). The present research approaches this issue by examining how different types of decision support facilitate/hinder performance in a diagnostic medical task. The results from 3 experiments indicate that providing an external memory aid improves performance in complex tasks. Additional support in the form of a coding procedure improved awareness of the magnitude of drug effects, but did not improve detection of negative side effects. The results suggest that while performance is …