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University of Nebraska - Lincoln
Department of Psychology: Dissertations, Theses, and Student Research
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Full-Text Articles in Psychology
Stress And Eyewitness Memory: Timing Of Stressor And Association With Cortisol Stress Responding, Timothy Ryan Robicheaux
Stress And Eyewitness Memory: Timing Of Stressor And Association With Cortisol Stress Responding, Timothy Ryan Robicheaux
Department of Psychology: Dissertations, Theses, and Student Research
Witnesses to and victims of criminal events can face significant stress during such encounters. Stress responding consists of a multitude of responses (e.g., anxiety, cardiovascular changes, cortisol responding). In the current study, I utilized a physiological stressor (i.e., the cold-pressor test) and a facial recognition paradigm to examine the relationship between cortisol change following stress exposure and memory accuracy. More specifically, I examined whether cortisol levels at specific memory stages (i.e., acquisition and retrieval) predicted stress responding differently.
Findings suggested that individual differences in cortisol stress responding to the cold-pressor test predicted facial recognition when peak cortisol was at a …
Toughness Predicts Performance In College Football, Joseph B. Rigoni
Toughness Predicts Performance In College Football, Joseph B. Rigoni
Department of Psychology: Dissertations, Theses, and Student Research
A premium college football player is estimated to generate over $1 million for his program, so optimal player assessment and selection are paramount. Lean body mass, back squat, and vertical jump have been the most predictive physical test scores, but such metrics typically account for less than 10% of variance in football performance. NFL scouts have tended to rely on vertical jump, 40-yard dash, and 20-yard shuttle scores, but interestingly, reliance on none of the physical tests conducted at the NFL Combine was predictive of team success; in fact, teams that relied on fewer total physical test scores tended to …