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Testosterone and cortisol in coalitional competition
(University of Missouri--Columbia, 2008)
Fourteen teams of three young men competed in within-group and between-group videogame tournaments. Salivary cortisol and testosterone levels were assessed twice before and twice after each tournament, along with intelligence, ...
A Bayesian hierarchical model of lexicographic choice
(University of Missouri--Columbia, 2017)
I present a lexicographic, threshold-based model of choice used to evaluate decision makers' preferences among risky alternatives. Using a hierarchical Bayesian frame-work, this model is able to account for observed individual differences...
High intensity drinking : prevalence and correlates in a community-based sample of Australian adults
(University of Missouri--Columbia, 2018)
Many adult drinkers consume far beyond the established binge threshold (i.e., 4/5+ drinks for women and men, respectively). High intensity drinking (HID), defined in two levels at two (high intensity low [HIL]) and three (high intensity high [HIH...
Predictors of symptom course in alcohol use disorder
(University of Missouri--Columbia, 2020)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] Alcohol Use Disorder (AUD) has traditionally been viewed as a chronic, progressive, relapsing disorder (Jellinek, 1960; National Institute on Drug ...
The influence of positive mood and extraversion on different aspects of cognitive control
(University of Missouri--Columbia, 2009)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] There is some evidence that positive mood might influence cognitive control and that extraverts might perform better than introverts when experiencing a positive mood...
Resolving the conflict between the discrete-slots and distributed-resources models of working-memory capacity
(University of Missouri--Columbia, 2011)
It is generally accepted that Working Memory is limited in capacity. However, there has been substantial debate over whether this limit in capacity is best described as a finite limit on the number of items that can be ...
School-aged children's awareness of their own working memory contents
(University of Missouri--Columbia, 2018)
of estimating the number of items (k) an individual must have in mind based on their performance on some cognitive task. In the present research one such formula is used to obtain a typical estimate for a visual array task in which multiple colored squares must...
Examining perceptual load capacity in Autism Spectrum Disorders and trait anxiety
(University of Missouri--Columbia, 2018)
such that individuals with higher anxiety perform better at higher perceptual loads than individuals with lower anxiety. These findings applied to both individuals with and without ASD. This provides evidence for a relationship between enhanced perceptual capacity...
Association between positive emotion regulation strategies and the reward positivity
(University of Missouri--Columbia, 2018)
. However, there is some evidence that the RewP is malleable with a simple savoring intervention. Such findings may provide insight into the underpinnings of depression and have implications for clinical prevention and intervention efforts for MDD....
Observed positive and negative behaviors in children: relation to anxiety and depression symptoms
(University of Missouri--Columbia, 2008)
and depressive symptoms. Positive and negative behavior composites were formed based on several overt behaviors coded from video recordings of the children's speeches. Positive behaviors were significantly associated with depression but not anxiety symptoms...
Sex differences in antisocial behavior
(University of Missouri--Columbia, 2010)
paper-and-pencil questionnaire surveys in a population-based sample of 85,000 male and female Iowa schoolchildren between 10-19 years of age. The second study focused on retrospectively reported lifetime conduct disorder symptoms assessed by telephone...
A behavior genetic study of self-harm, suicidality, and personality in white and African-American women
(University of Missouri--Columbia, 2006)
This study is an examination of genetic and environmental risk leading to suicidal and self-harm behaviors in a representative sample of female young adult twins, and racial differences in the strength of those risk factors. ...
Mother adolescent storytelling: associations between maternal emotion socialization and adolescent well-being and emotional development
(University of Missouri--Columbia, 2022)
, 2015). Therefore, the present study aims to examine maternal socialization behaviors during adolescent autobiographical storytelling and the ways these behaviors influence adolescent well-being and adjustment. Forty-five mother-adolescent (ages 12-16...
Boundary conditions for a visual working memory capacity model
(University of Missouri--Columbia, 2009)
Cowan's K (Cowan, 2001) is an effective measure of visual working memory capacity and has been widely accepted by working memory researchers in recent years. However, one fundamental assumption of this measure, so called ...
Freshmen college students with and without asthma : predictors of changes in smoking during the first semester
(University of Missouri--Columbia, 2008)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] Prior research has found that young adults with asthma are equally as likely or more likely to smoke cigarettes than their peers who do not have asthma, ...
College students' reasons for abstaining or limiting drinking: factor structure, predictors, and relations to abstention and alcohol-related outcomes
(University of Missouri--Columbia, 2006)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] All addictive behavior can be conceptualized as a balance between impelling and inhibiting forces. Increasing knowledge of how motives (both approach ...
Gut feelings and goal pursuit : a path to self-concordance
(University of Missouri--Columbia, 2008)
Two studies examined the role of gut feelings within the self-concordance model of goal pursuit (Sheldon & Elliot, 1999). Using a correlational design, Study 1 found that pursuing goals based on a gut feeling is positively related to having self...
Eye-tracking investigations of lexical ambiguity
(University of Missouri--Columbia, 2005)
The visual world paradigm was used to investigate the time course of ambiguity resolution. Typically, the visual stimuli consisted of one picture that was semantically related to the dominant meaning of an ambiguous word, ...
Towards an integrative transdisciplinary framework for understanding the etiopathogenesis of problematic drinking : insights from deep phenotyping and network modeling for personalized prevention
(University of Missouri--Columbia, 2020)
-specific etiological relevance for harmful and hazardous drinking; (Aim 4) identify the most "central" or influential domains for the emergence, development, and maintenance of persistent harmful and hazardous drinking. Methods. The current study included data from 552...
Social-ecological predictors of criminal recidivism for adults on probation and parole
(University of Missouri--Columbia, 2021)
Nearly 9 million felony crimes are committed annually in the United States by adults (Federal Bureau of Investigation, 2018). These crimes often have negative consequences for victims (e.g., mental and physical health ...