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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
141

Negative affect, introversion and physiological markers of cardiovascular disease.

Martin, Luci A. 08 1900 (has links)
Cardiovascular risk factors have expanded to include personality and other psychological characteristics. Negative affect (NA) has a longstanding history in cardiovascular health, but the path by which NA leads to cardiovascular disease (CVD) is yet to be defined. The following study examined the relationship of high NA and low extroversion (EX) with physiological cardiovascular markers in a sample of non-medical, professional adults. Our results indicated that individuals high in NA and low in EX displayed a significantly lower platelet count and a significantly higher mean platelet volume. Individuals high in NA displayed a significantly lower cholesterol risk ratio, while individuals high in EX displayed significantly higher platelet counts. Personality was not significantly related to blood pressure, high or low density lipoproteins. Understanding the relationships among psychological variables and physiological markers will help clinical researchers design interventions that reduce the likelihood of CVD.
142

When to correct errors when teaching a new task to children with autism

Cochrane, Angela J. 12 1900 (has links)
The purpose of this experiment was to investigate Tosti's proposal about the timing of feedback. The study examined whether it is better to correct immediately after the error occurs or whether it is better to wait until immediately before the next opportunity to respond. In addition, it aimed to determine whether corrections delivered at different times produced different learner affects. Four children with autism were taught to label two sets of pictures under the two different conditions. Results showed that the timing of the feedback yields similar results in regards to number of correct responses and total trial count. However, in regards to time spent in teaching and learner affect, correcting errors before the next opportunity to respond showed to be the more efficient procedure and produced more favorable affect.
143

Examining the Influence of Affect on Workplace Motivation

Watson, Brooke N. 09 March 2011 (has links)
Indiana University-Purdue University Indianapolis (IUPUI) / Research has repeatedly shown that when individuals anticipate they are capable of achieving positive outcomes, see outcomes as important, and feel they are on-track toward achieving desired outcomes they are more likely to have higher motivation and approach those tasks. Pleasant mood states have also been shown to influence behavioral motivation outcomes. Organizations have recognized the importance of managing and motivating employees in the workplace. In the current study, mood states were either manipulated in one of two experimental conditions or remained baseline in a control condition for 253 participants. Participants were randomly assigned into one of the three conditions, but all participated in a business game simulation whereby they assumed the role of the President of a Hollywood movie studio. Individuals that reported more pleasant mood states were more likely to approach tasks with the perception that they could achieve positive outcomes. They were also more likely to devote more effort and sustain effort devoted to tasks longer than participants that reported more negative affective states. Several mediating implications for the influence of mood states on behavioral outcomes were noted. Overall, the results did not suggest significant support that mood or affect influenced performance above and beyond motivation. Future research aims and implications are discussed.
144

Essays On Consumer Charity

Paniculangara, Joseph Thomas 01 January 2011 (has links)
Two essays comprise this doctoral dissertation on consumers and their charitable donations. The overall objective is to investigate the role of psychological distance in charitable donations, with each essay dealing with a different moderator of this relationship. In the first essay, I study the interactive effect of social distance and processing mode (affect vs. cognition). Specifically, people tend to donate more if they use their emotions rather than cognition as diagnostic inputs for decision making, especially when donor and recipient are separated by greater social distance. This may be because affect-driven and cognition-driven donors are influenced by different goals. Affect-driven donors are mainly motivated by a consummatory goal of increasing their “warm glow” utility whereas cognition-driven donors are mainly motivated by an instrumental goal of increasing “public goods” utility (i.e., making a contribution that may benefit the donor as well). While both consummatory and instrumental goals are relevant at closer social distance, only the consummatory goal is at work at greater social distance, which leads to a social distance by processing mode interaction. The hypothesized effect is tested in a series of three experiments that use different contexts and dependent measures (e.g., donation of money vs. time). iv In the second essay, I turn to the joint effect of psychological distance and dispositional empathy on charitable donation. Empathy or “Einfühlung” is defined as feeling one‟s way into the situation of another. While the literature suggests that empathy generally increases various forms of prosocial behavior including donations, I argue that this effect is contingent upon the psychological distance between donor and recipient. The role of empathy is especially pronounced when the recipient is perceived to be psychologically closer to the donor. This is because closer psychological distance leads to greater identification by the donor with the recipient, which in turn leads to greater donation. I demonstrated support for the hypothesized interaction between dispositional empathy and psychological distance in three experiments, each addressing a different type of psychological distance. I conclude this dissertation with a discussion of the theoretical contribution and managerial importance of the findings. Managers of not-for-profits are confronted with a multitude of challenges in increasing donations while optimizing their resources. By pointing out the processes that underlie individual donors‟ decisions on charitable donations, this dissertation addresses a long-felt but rarely addressed lacuna in the literature.
145

Facets of Positive Affect and Risk for Bipolar Disorder: Role of the Behavioral Activation System

Dornbach-Bender, Allison 12 1900 (has links)
Bipolar disorder is characterized by disruptions in mood and affect that occur not only during mood episodes, but during euthymic periods as well. At the same time, sensitivity of the behavioral activation system (BAS) has been implicated in the disorder and is a risk marker for it. Less clear is the relationship between BAS sensitivity and positive affect, particularly lower level facets of positive affect. The aim of the present study was to examine the relationship between positive affect and vulnerability for mania as assessed using BAS sensitivity. Specifically, the link between daily levels and fluctuations of positive affect and baseline BAS sensitivity was examined. Following the hierarchical model of affect, this study also assessed the relationship between BAS sensitivity and the distinct facets of positive affect. Finally, this study examined whether BAS sensitivity moderates associations between daily rewards and positive affect. Undergraduates (N = 265) from a large university in the South were recruited to complete measures of BAS sensitivity, affect, and mood symptoms at baseline. Using ecological momentary assessment (EMA), participants completed daily surveys assessing affect and engagement with rewarding situations. An exploratory factory analysis revealed a four factor structure of positive affect, consisting of Serenity, Joviality, Attentiveness, and Self-Assurance. Greater daily levels of overall positive affect, as well as the lower order facets of Joviality, Self-Assurance, and Attentiveness, were predicted by heightened BAS sensitivity. In contrast, the facet of Serenity demonstrated minimal associations with BAS sensitivity. The study findings support a multi-faceted structure of positive affect and suggest that certain facets may be more closely related to risk for bipolar disorder. Specifically, Joviality and Self-Assurance may represent maladaptive forms of positive affect, whereas Serenity may function as a protective element against bipolar disorder.
146

Premarital and marital determinants of affect: a propositional approach to the family-related literature, 1980-1992

Philaretou, Andreas Georgiou 04 August 2009 (has links)
The purpose of this research is to clarify, summarize, and logically integrate all the major premarital and marital determinants of affect (positive or negative) that appeared in research articles of the major journals during the time period 1980-1992. The findings are presented in the form of second-order propositions in chapter four. There are one-hundred and forty-one second-order propositions synthesizing the findings of two-hundred and ninety-one first-order propositions which constitute the propositional summaries of two-hundred and ninety-one articles. The findings of these articles were considered to be significant and relevant for the present study, and were taken from a total pool of six-hundred and ninety-seven articles. / Master of Science
147

The Effect of Ropes Course Elements on Self-Concept and Affective Behavior

Sturdivant, Virginia Ann 12 1900 (has links)
The purpose of this study was to investigate the effects of a ropes course program on self-concept and affective behavior, based on the belief that ropes course participants would rate significantly higher than non participants. A group of freshmen from a select liberal arts college made up the population. Measuring instruments used were the Tennessee Self-Concept Scale and the Platt Affective Behavior Scale. The program was a pre-test, post-test control group design. Data were analyzed by two sample t-tests, correlations, and logistic regressions.
148

Assessing Processes of Connection and Development in Observations of the Therapeutic Relationship

Unknown Date (has links)
The present study applies Driver and Gottman’s (2004a) Turning System to observations of the therapeutic relationship in a quasi-experimental between and within groups design. A sample of 63 full counseling sessions (21 first sessions with clients who return for four sessions, 21 first sessions for clients who terminate therapy prior to four sessions, and 21 fourth sessions) were collected from a university counseling center in South Florida. Clients and clinicians also completed self report evaluations of the therapeutic relationship that were also included in this study (Working Alliance Inventory – Short Form, and the Real Relationship Inventory). A series of multivariate analysis of the variance (MANOVA) tests were performed to assess for significant differences in Turning System behavior between return and dropout groups in the first sessions of therapy, as well as for significant differences between return groups’ first and fourth sessions. Correlation analyses were run for client and therapist self report data and Turning System codes. Overall, the Turning System codes did not predict attrition from therapy; however, significant effects were found for specific behaviors in the return versus dropout comparisons, including client’s uses of negative bids, high level questions, and preoccupied away responses. The Turning System also did not predict clear differences between behaviors in ongoing therapy, though significant effects were again found for individual behaviors enacted by both clients and therapists. Significant negative correlations were also found for return group clients between specific behaviors and ratings of the therapeutic alliance, such as high level questions and preoccupied away responses. Individual behaviors in the therapist return group, such as high level questions, negative bids, and interruptions, correlated negatively with ratings of the therapeutic alliance. The results of this study are presented in an effort to synthesize the data into a narrative for developing effective therapeutic relationships and guidance for future research. / Includes bibliography. / Dissertation (Ph.D.)--Florida Atlantic University, 2016. / FAU Electronic Theses and Dissertations Collection
149

Attitude and valence dynamics in response to changes in perceived similarity vs. difference: implications for human conflict

Unknown Date (has links)
Despite extensive research in conflict, relatively little is known about how psychological processes evolve over time in response to a dispute. The present research examines how cognitive and affective processes react to cooperative, competitive, or mixed cooperative-competitive interactions. Experimental predictions were derived from a model of two-actor interaction (Liebovitch, Naudot, Vallacher, Nowak, Bu--Wrzosinksa & Coleman, 2008). Specifically, it was expected that attitudes and emotional valence would exhibit stable dynamics when people encountered a neutral, continually cooperative, or continually competitive interaction. However, attitudes and emotional valence were expected to exhibit perturbation in response to transitions from cooperation to competition and vice-versa. These predictions were tested in four experiments. The first study verified most predictions, finding that people have little attitude or valence reaction to interactions that are neutral, continually coo perative or continually competitive. This study also established that people's attitudes are significantly unstable when faced with an interaction shifting from cooperation to competition, and this is experienced with negative emotions. However, interactions shifting from competition to cooperation resulted in stable attitudes and emotional valence. The remaining three experiments sought to explain the lack of psychological reaction to the development of cooperation in a previously competitive interaction. In Study 2, interaction expectancy was ruled out as a factor. Study 3 demonstrated that the reactivity to sudden competition and lack of reactivity to sudden cooperation developed regardless of interaction history. Finally, Study 4 offers evidence indicating that the lack of reaction to sudden cooperation results from factors other than the duration of cooperative feedback. The research has several important implications. First, the results provide evidence that competition is / not necessarily a key factor in promoting heightened psychological reaction in conflict. Rather, transitions between peace and conflict likely hold greater influence on psychological processes in disputes. Furthermore, the experimental evidence provides the first empirical test of the model predictions and offers insight into how the model may be improved. By combining experimental results with the model, the research provides much needed information about how mental dynamics unfold and differ in response to cooperation versus competition. / by Jay L. Michaels. / Thesis (Ph.D.)--Florida Atlantic University, 2012. / Includes bibliography. / Electronic reproduction. Boca Raton, Fla., 2012. Mode of access: World Wide Web.
150

Allusions

Unknown Date (has links)
Allusions explores the volatile nature of intimate relationships by revisiting and recovering my memory of dramatic experiences in my own intimate relationships then translating them into painted psychological scenes. These scenes are activated by symbolically charged objects and interrupted by openings or portals serving as points of entry or exit. The people involved are referred to by pieces of carefully chosen furniture situated in a space that has shifting perspectives and illogical planes, referencing the complexity of memory and the subjectivity of experience. Discordant color, texture, and layered information are used to heighten the drama of the moment. These painted panels and ceramic structures are a manifestation of my mental processing of interpersonal exchanges and remembered experiences through the development of a unique visual vocabulary in paint. / Includes bibliography. / Thesis (M.F.A.)--Florida Atlantic University, 2016. / FAU Electronic Theses and Dissertations Collection

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