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Autonomy development and the influence of temperament
(University of Missouri--Columbia, 2009)
and adolescents reported that temperamental intensity, persistence, and approach were related to conflict frequency, conflict intensity, and expectations for behavioral autonomy. Persistence was the only temperament that related to parental authority legitimacy...
Dopamine and emotion processing in schizotypal anhedonia
(University of Missouri--Columbia, 2009)
anhedonia (n = 40) reported less intensity of positive affect than both controls (n = 30) and people with elevated perceptual aberration-magical ideation (n = 29). Social anhedonia was also associated with providing less emotional content when describing...
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, ...
Psychophysiological assessment of motivational processing during habit learning in Parkinson's disease
(University of Missouri--Columbia, 2004)
Mesencephalic dopamine pathways have been shown to play an important role in procedural learning and motivation. Individuals with disrupted dopamine transmission due to Parkinson's disease show selective deficits in non-motor ...
Alcohol consumption, executive function and risky decision making
(University of Missouri--Columbia, 2009)
of this project was to assess the degree to which individual differences in interference control, including neural measures, are associated with self-reported risk-taking behaviors and whether these behaviors are moderated by alcohol intoxication. Participants...
Exploring the relation between social anxiety and depression in youth: the roles of friendship and peer acceptance
(University of Missouri--Columbia, 2005)
-accepted by peers from experiencing symptoms of depression, in that lower acceptance by peers significantly predicted increased depression for youth who reported low friendship quality; however, level of acceptance was unrelated to depression for youth who reported...
Daily alcohol use and relationship functioning in young adult romantic relationships
(University of Missouri--Columbia, 2008)
who completed daily reports of both behaviors for a period of about 3 weeks. Results from analyses conducted using hierarchical linear modeling (HLM) showed uniformly positive effects of drinking with one's partner, but largely negative effects...
Observed positive and negative behaviors in children: relation to anxiety and depression symptoms
(University of Missouri--Columbia, 2008)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] Anxiety and depression are difficult to differentiate, especially in children. Research has demonstrated that children's self-reported positive and negative affect and cognitions...
Effects of deep brain stimulation on implicit learning in patients with Parkinson's disease
(University of Missouri--Columbia, 2009)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] This thesis extends previous work examining the effects of deep brain stimulation (DBS) of the subthalamic nucleus (STN) on cognitive functioning by ...
Sex differences in antisocial behavior
(University of Missouri--Columbia, 2010)
each sex. An understanding of the mechanisms underlying the sex difference in AB was achieved via conduct of three separate studies with complementary strengths and weaknesses. The first study focused on current self-reported delinquency assessed via...
To discover or to create : metaphors and the true self
(University of Missouri--Columbia, 2009)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] Two studies were conducted to examine how the metaphors of discovery and creation influence the perceived validity of the true self. It was hypothesized ...
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. ...
Rural and urban breast cancer patients: differential relationships between coping responses and psychological adjustment
(University of Missouri--Columbia, 2007)
Many studies have revealed that individual differences in coping responses to diagnosis and treatment of breast cancer are associated with psychological adjustment. The vast majority of these studies, however, focus on ...
Event-history mediator models of college attrition: risk goups and risk factors
(University of Missouri--Columbia, 2007)
students, such as drug and alcohol use, psychological distress and few reported academic challenges. These findings have implications for the formulation of interventions....
Short and long-term effects of birth weight and neonatal medical complications on children's emotional and behavioral outcomes
(University of Missouri--Columbia, 2008)
Research consistently indicates that children born low birth weight are at increased risk for poor adjustment outcomes throughout development. Despite a relatively large literature, the mechanisms accounting for the ...
Causes of comorbidity among internalizing disorders of childhood and adolescence : the roles of neuroticisim, genes and environment
(University of Missouri--Columbia, 2006)
Sources of variance and covariance among mother-reported separation anxiety disorder (SAD) and self-reported depression (DEP) and generalized anxiety disorder (GAD) were studied in a population-based sample of 4,320 female twins. The relationship...
Testosterone and cortisol in coalitional competition
(University of Missouri--Columbia, 2008)
, personality and social variables. Men high on self-reported social leadership traits and who ranked first or second across both teams showed increased testosterone following the between-group competition and increased cortisol following the within...
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 ...
Not talking about sex : indirect parental communication and risky adolescent sexual behavior
(University of Missouri--Columbia, 2008)
The present study presents a newly adapted measure of participant reported indirect parental sexual communication. Undergraduate psychology students (N=297) were given an online survey which was utilized to investigate the relationship between...
The impact of a media literacy intervention on the effects of exposure to conventional and novel thin-ideal media : immediate effects and two-week follow-up
(University of Missouri--Columbia, 2008)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] Two studies examined the effects of exposure to conventional and novel thin-ideal media and the efficacy of a media literacy intervention to reduce ...