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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.
91

Immigrant background and orthodontic treatment need : Quantitative and qualitative studies in Swedish adolescents

Josefsson, Eva January 2010 (has links)
During the last three decades there has been an increased influx of refugees and immigrants into Scandinavia. The overall aim of this thesis was primarily to improve our knowledge of malocclusion and orthodontic treatment need, both normative and self-perceived, in adolescents of varying geographic origin. A further aim was to determine whether any differences with respect to perception of general appearance and psychosocial well-being were related to geographic origin. Papers I and II concerned self perceived and normative orthodontic treatment need. About 500 12-13 year-old subjects, stratified into different groups: A-Sweden, B-Eastern/Southeastern Europe, C-Asia and D-other countries, answered a questionnaire and underwent clinical examination by the author. In paper III the association between the two variables in papers I and II was investigated. Paper IV was a follow up study, at 18-19 years of age, of the relationship between geographic origin and prevalence of malocclusion, self-perceived treatment need, temporomandibular symptoms and psychosocial wellbeing. In Paper V a qualitative study of 19-20 year old subjects was conducted, to identify the strategies they had adopted to handle the issue of persisting poor dental aesthetics. The main findings were that at 12-13 years of age, immigrant subjects had a lower perceived orthodontic treatment need than subjects of Swedish background. Girls of Swedish background had the highest self perceived treatment need, whilst girls of non-Swedish background were most concerned that fixed appliance therapy would be painful. In a few of the clinical variables measured at 12-13 years of age, the Swedish group exhibited the greatest space deficiency and irregularity in both the maxillary and mandibular anterior segments and greater overjet, compared to the Eastern/Southeastern European and Asian groups. The clinical implications were negligible. The orthodontic treatment need according to “Index of Orthodontic Treatment Need - Dental HealthComponent” (IOTN-DHC) grades 4 and 5, ranged from 30 to 40 percent, without any inter-group differences. There were strong associations between subjects perceiving a need for orthodontic treatment and 6IOTN-DHC grades 4 and 5, anterior crossbite and avoiding smiling because they were self-conscious about their teeth. At the age of 18-19 years, the frequency of malocclusion was similar in all groups. Subjects of Asian origin had a higher self-perceived orthodontic treatment need than their Swedish counterparts and a higher frequency of headache than those of Eastern/Southeastern European origin. Psychological wellbeing was reduced in nearly one quarter of the sample, more frequently in girls than boys. No association was found between self-perceived orthodontic treatment need and psychological wellbeing. The theory “Being under the pressure of social norms” was generated in Paper V, and it can be applied to improve our understanding of young adults who have adjusted to living with poor dental aesthetics and also aid to identify those who are not as well-adjusted and would probably benefit from treatment. Undisclosed dental fear is an important barrier to acceptance of orthodontic treatment in early adolescence. Despite demographic changes due to immigration, no major change in the prevalence of malocclusion and normative orthodontic treatment need has been disclosed. This does not apply to adolescents and adults who immigrated at an older age.
92

Examination of Perceived Norms and Masculinity Threat as Predictors of College Men's Behavioral Intentions as Bystanders in a Party Gang Rape Situation

Darnell, Doyanne A. 03 December 2010 (has links)
Sexual assault of women is a well-documented phenomenon in U.S. samples, particularly on college campuses. Innovative approaches to prevention encourage men and women to intervene as bystanders in sexual assault situations; however, bystander behavior is notoriously inhibited by various situational factors. This study used a mixed-method approach to better understand the role of situational factors in college men’s bystander behavioral intentions in a party gang rape situation. The first aim was to develop an experimental paradigm using vignette methodology to manipulate the amount of masculinity threat present in a party gang rape situation, which could then be used to explore the effect of masculinity threat on men’s bystander behavioral intentions. Although I was unable to heighten masculinity threat, findings indicate that a previous relationship with the offenders results in men expecting a typical male college bystander to experience less negative affect in the situation. The second aim was to use the vignettes to examine whether men’s perception of the rape-supportive and traditional masculine gender role norms among the offenders involved, as well as indicators of masculinity threat, would predict men’s bystander behavioral intentions. Boding well for bystander intervention programs, the majority (98%) of men reported intention to intervene to stop the assault to some degree, although this intention was lower for men who perceived the party gang rape situation to result in more negative affect for a typical college male bystander. Data depicts the party gang rape situation as one in which masculine norms and masculinity threat are salient; however, these aspects did not play a role in intentions to intervene. Eighteen percent of men reported some intention to join in the assault, which was predicted by perceived masculine norms and men’s demographic characteristics. Findings point to the importance of culturally competent programming and the utility of incorporating a social norms approach in bystander intervention programs. Programs may benefit from addressing concerns about retaliation, particularly as a function of men’s relationships to the offenders. A limitation is the exclusion of individual difference variables to explore whether men’s own attitudes interact with situational factors to predict bystander behavioral intentions.
93

Digitala julhälsningar : De virala kommunikatörerna, offentligheten och demokratin

Torgnysdotter, Anna-Sara January 2010 (has links)
Title: Digital christmas greetings - the viral communicators, public sphere and democracy(Digitala julhälsningar - de virala kommuniktörerna, offentligheten och demokratin)Number of pages: 41Author : Anna-Sara TorgnysdotterTutor: Ylva EkströmCourse : Media and Communication Studies DPeriod: Spring, semester 2010University: Devision of Media and Communications, Department of Information Science,Uppsala UniversityPurpose: The purpose of this study is to see if social media could be an arena for the usersto increase democracy and the public sphere. Studying the role and possibilitys of the individual.Is there a space for any one to act and debate?Method: A qualitative analysis based on interviews with ten users of social media - viralcommunicators. They were discussing public and private sphere, democracy, norms andbehavior in social media.Theoretical platform: The theoretical basis has its roots in sociology: Ervin Goffman´sidea on self-presentation and social interaction, Manuel Castels´ theories of the networksociety and Jürgen Habermas idea of the public spehere.Main result: The viral communicators are ambivalent in their use of socialmedia. They are users because they want to be but also because they feel forced to - professionalor private. Their primary aim in communicating in social media could summarize“self-expression”.The users of social media talks contradictivly about their feelings wheter they feel safe orunsafe in the social media situation.They talk about lacking time to debate on the internet and they feel confused about what´sprivate and whats public.Social norms and unwritten laws rules communication in social media and the loosening inpublic and private sphere creates confusion about to whom and where you communicate.This results in avoiding messages that might offend or harass. Because the viral communicatorscommunicate with a broad group of people, including every one - from your cousin toyour boss - there is a vague idea of the tolerance from the target audiences and therefor themessages tend to be very conservative and safe.The viral communicator uses that public arena the social media offers like traditional postcards. A christmas greeting to keep in touch and stress their prosperity and wellbeing.Keywords : Social media, viral communication, Habermas, Goffman, Castells, publicsphere, private sphere, social norms, unwritten laws
94

Keeping Up With the Joneses: Electricity Consumption, Publicity and Social Network Influence in Milton, Ontario

Deline, Mary Elizabeth January 2010 (has links)
Abstract This study used an exploratory research focus to investigate if making electricity consumption public and subject to social norms and networks resulted in consumption decreases for households in Milton, Ontario. In the first phase, Milton Hydro identified customers who fell within an average annual electricity consumption category and these customers were invited to participate by mail. Due to lack of participant uptake, cold-calling, targeting of service and faith groups and commuters, and snowball sampling were employed to obtain a total participant size of 17. The second phase saw participants grouped according to social network type (occupational, faith group, etc) and exposed to approval or disapproval indicators within their group about their daily electricity consumption rates via an on-line ‘energy pool’. There were five main groups: one of neighbours, one of members of a faith group, one of members of a company, one of strangers and one of a control group. Group members saw other members’ indicators with the exception of the control group, whose indicators were privately delivered. All group’s electricity consumption was tracked through daily smart meter readings. Participants also had the option of commenting on each other’s electricity use via an online ‘comment box’. In the third phase participants were asked to participate in a questionnaire to assess: 1) the perceived efficacy of the intervention; 2) perceptions of electricity consumption; and 3) the influence of the group on these perceptions. This sequential methodology was chosen for its ability to “...explain significant (or non-significant) results, outlier results, or surprising results” (Cresswell, 2006, p. 72). The findings of this exploratory research seem to suggest the following: 1) that publicity or group type does not seem to affect electricity consumption in comparative electricity consumption feedback for this study; 2) that participants used injunctive norms to comment on their electricity consumption but directed these comments solely at themselves; and 3) that the stronger the relationships in the group, the more likely participants were to engage with the website through checking it and commenting on it. This study may be useful to those in the fields of: 1) electricity conservation who wish to leverage feedback technologies; 2) social networks who wish to better understand how tie strength interacts with social norms and; 3) those in social marketing who wish to develop norm-based campaigns.
95

Cultural influences on terror management: theroles of self-esteem, norm, and control motivation

Du, Hongfei., 杜洪飞. January 2012 (has links)
Terror management theory (TMT) asserts that cultural worldviews and self-esteem help humans manage death-related concerns. To date, most of the evidence for TMT is from Western cultures which are characterized by individualism. However, cultural values and self-esteem among East Asian cultures characterized by collectivism are distinct from ones among Western cultures. It is unclear how individualist vs. collectivist cultures influence terror management mechanisms and whether TMT findings derived from Western cultures could be generalized to East Asians cultures. This research aimed to explore cultural differences and similarities in three terror management mechanisms involving self-esteem, social norm and perception of control. 825 participants were recruited from two individualist cultures (i.e., Germany, Austria) and one collectivist culture (i.e., China) in four studies. The Pilot Study validated the mortality salience paradigm among Chinese participants. Study 1 examined whether individualists and collectivists utilize different types of self-esteem to manage existential terror. Study 1A tested the correlations between death anxiety and types of self-esteem and showed a negative correlation between death anxiety and self-liking among both Chinese and Austrian participants, but a negative correlation between death anxiety and self-competence only among Austrian participants. Studies 1B and 1C tested the correlations of personal vs. relational self-esteem with death anxiety and their moderating influence on mortality salience effects. Results revealed that for the Chinese, relational self-esteem showed a stronger negative correlation with death anxiety than did personal self-esteem. It also moderated the effects of mortality salience on worldview defense. In contrast, for German participants, personal rather than relational self-esteem moderated the effects of mortality salience on worldview defense. Taken together, these findings indicate that culture determines the type of self-esteem that serves as a buffer against death anxiety. According to TMT, existential terror motivates individuals to follow social norms by which they maintain self-esteem and mitigate terror. Study 2 tested this by examining the changes in self-esteem when Chinese participants followed (or violated) the modesty norm. Results revealed that mortality salience led Chinese participants to follow the modesty norm by showing explicit self-effacement, but their implicit self-esteem also decreased. Moreover, when participants were reminded of their mortality, those who violated the norm by showing explicit self-enhancement reported higher implicit self-esteem than those who followed the norm. These findings indicate that when norm and self-esteem motives collide, following the norm engendered by mortality salience does not benefit self-esteem. / published_or_final_version / Education / Doctoral / Doctor of Philosophy
96

The anomic society : Corruption and social norms during the Fujimori era (1990-2000)

Vidal, Arturo Martin January 2015 (has links)
This research has focused on the correlation between corruption and social norms by the used of the anomic theory, which is supported by six variables: the rule of law, the division of labor, the regulator organisms, the collective consciousness, the homogeneous society and amiguismo. The anomie theory refers primarily to the absence of rules that measure the relationship of the various individuals in a group or parts of a whole society; where it is possible to find human appetites with no limits. This theory contributes to the discussions around, and new understandings of, how societies may develop a culture of anti-corruption; by influencing existing social norms and improvements to existing value systems. Analysing the mandate period of the former president of Peru, Alberto Fujimori (July 28, 1990 - November 17, 2000) will provide a working example to explore and understand the relationship between corruption and social norms within the Peruvian society. All the while analysing these case through the framework of the chosen theory.
97

Self-defeating behaviour, personal rules and social norms.

Govender, Rakal. January 2011 (has links)
This dissertation explores Ainslie's account of self-defeating behaviour as portrayed in Breakdown of Will (2001). Self-defeating behaviour can be described as voluntarily doing that which we know we are going to end up regretting (Ainslie 2001:3). It is puzzling why anyone would willingly choose to behave in such an ill-rewarding manner of which they know the negative consequences it will bear prior to them engaging in that behaviour; yet, at the same time, it is also fascinating, as despite it being behaviour people know that they are undoubtedly going to regret; many can claim to have fallen prey to it. Exploring this weakness of self-defeating behaviour, I refer to Ainslie's explanation of the phenomenon and his suggestions regarding possible strategies for curbing it. One of the strategies Ainslie suggests against self-defeating behaviour is personal rules (also known as the will), which he argues is a form of intertemporal bargaining between the successive interests, or temporal stages of the self (Ainslie 2001:78-85). Although, for the most part, his description is quite detailed, comparing our successive selves to players in an iterated prisoner’s dilemma game, there are limitations in his explanation as he seems, for one, not to consider some of the conditions for cooperation associated to the concept of an iterated prisoners' dilemma game. I, thus, turn to social norm theorist, Bicchieri's The Grammar of society (2006), in an attempt at an improved illustration of personal rules beyond its comparison to an iterated prisoner's dilemma game. I note similarities between social norms (Bicchieri) and personal rules (Ainslie) such that the reasons we follow social norms could be analogous to the reasons behind us following certain personal rules. But Bicchieri's description of social norms can be explained in a more general way, which I suggest may be a better framework for thinking about the will than an iterated prisoner's dilemma. / Thesis (M.A.)-University of KwaZulu-Natal, Durban, 2011.
98

Norm entrepreneurship : Canada's tips to tipping

Kennedy, Christine, 1978- January 2008 (has links)
Although the influence of normative ideas on the behaviour of states occupy an evermore significant place in political science and international relations, important questions remain with respect to how international norms come into existence. International norm scholars have been criticized for failing to demonstrate how actors might forge and change norms. How do norm entrepreneurs influence the process of norm development? Further, under what conditions are norm entrepreneurs likely to be successful in norm diffusion? To begin answering these questions, this paper draws on constructivist insights to present a model of norm evolution highlighting the role of the norm entrepreneur and conducts an interpretive case study methodology to provide an empirical illustration. It examines the evolution of the "Responsibility to Protect" (R2P) norm with particular attention to the norm entrepreneurial role of Canadian foreign policy to highlight how norm-building processes are inextricably intertwined with agents who are engaged in fostering nonnative change. / The R2P is considered to be a nonnative breakthrough in international relations and has emerged as an important instrument for upholding and promoting human security. While Canada has been praised for its leadership in promulgating the R2P, there is little empirical scholarship that links the development process of the R2P norm to Canadian foreign policy. How has Canada, with no demonstrative material capability, been able to advance the R2P on the international stage? This thesis develops an understanding of how agents can shape an international norm by acting as a "tipping agent" in the process of norm creation. It concludes by identifying the possibilities and limitations of norm entrepreneurs to influence world politics.
99

Keeping Up With the Joneses: Electricity Consumption, Publicity and Social Network Influence in Milton, Ontario

Deline, Mary Elizabeth January 2010 (has links)
Abstract This study used an exploratory research focus to investigate if making electricity consumption public and subject to social norms and networks resulted in consumption decreases for households in Milton, Ontario. In the first phase, Milton Hydro identified customers who fell within an average annual electricity consumption category and these customers were invited to participate by mail. Due to lack of participant uptake, cold-calling, targeting of service and faith groups and commuters, and snowball sampling were employed to obtain a total participant size of 17. The second phase saw participants grouped according to social network type (occupational, faith group, etc) and exposed to approval or disapproval indicators within their group about their daily electricity consumption rates via an on-line ‘energy pool’. There were five main groups: one of neighbours, one of members of a faith group, one of members of a company, one of strangers and one of a control group. Group members saw other members’ indicators with the exception of the control group, whose indicators were privately delivered. All group’s electricity consumption was tracked through daily smart meter readings. Participants also had the option of commenting on each other’s electricity use via an online ‘comment box’. In the third phase participants were asked to participate in a questionnaire to assess: 1) the perceived efficacy of the intervention; 2) perceptions of electricity consumption; and 3) the influence of the group on these perceptions. This sequential methodology was chosen for its ability to “...explain significant (or non-significant) results, outlier results, or surprising results” (Cresswell, 2006, p. 72). The findings of this exploratory research seem to suggest the following: 1) that publicity or group type does not seem to affect electricity consumption in comparative electricity consumption feedback for this study; 2) that participants used injunctive norms to comment on their electricity consumption but directed these comments solely at themselves; and 3) that the stronger the relationships in the group, the more likely participants were to engage with the website through checking it and commenting on it. This study may be useful to those in the fields of: 1) electricity conservation who wish to leverage feedback technologies; 2) social networks who wish to better understand how tie strength interacts with social norms and; 3) those in social marketing who wish to develop norm-based campaigns.
100

Some Aspects of Resource and Behavioral Economics

Spiro, Daniel January 2012 (has links)
This thesis consists of four essays in resource and behavioral economics. Resource Extraction, Capital Accumulation and Time Horizon The paper shows that relaxing the standard infinite horizon assumption can explain the patterns of exhaustible resource extraction and prices for the last century. An empirical test proposes a time horizon of roughly 28 years to be most likely. Model calibration yields an oil price which fits the falling price after WWII and suggests that the sharply increasing price after 1998 is due to scarcity. Optimal Forest Rotation under Climate Change    The scenario of forests growing faster over time, due to climate change, is analyzed. It is shown numerically that ignoring future changes is highly likely to be accurate in terms of harvesting and will cause insignificant profit losses. Tragedy of the Commons versus the Love of Variety    The opposing effects of overharvesting of renewable resources when property rights are missing and increased consumption variety, both due to trade, are analyzed. Trade increases welfare if the resource has strong regenerative power. If, instead, the resource regenerates slowly, then sufficient increases in the number of trade partners harms welfare and the stock may even collapse. Correcting policies may be very harsh and still improve upon laissez faire. The Distribution of Revealed Preferences under Social Pressure    Stated preferences, such as declared political opinions, are studied when individuals make the trade off between being true to their real opinions and conforming to a social norm. In orthodox societies, individuals will tend to either conform fully or ignore the social norm while individuals in liberal societies will tend to compromise between the two extremes. The model sheds light on phenomena such as polarization, alienation and hypocrisy. Furthermore, it suggests that orthodoxy cannot be maintained under pluralism.

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