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Skilled memory in expert figure skaters   总被引:1,自引:0,他引:1  
The present studies extend skilled-memory theory to a domain involving the performance of motor sequences. Skilled figure skaters were better able than their less skilled counterparts to perform short skating sequences that were choreographed, rather than randomly constructed. Expert skaters encoded sequences for performance very differently from the way in which they encoded sequences that were verbally presented for verbal recall. Tasks interpolated between sequence and recall showed no significant influence on recall accuracy, implicating long-term memory in skating memory. There was little evidence for the use of retrieval structures when skaters learned the brief sequences used throughout these studies. Finally, expert skaters were able to judge the similarity of two skating elements faster than less skilled skaters, indicating a faster access to semantic memory for experts. The data indicate that skaters show many of the same skilled-memory characteristics as have been described in other skill domains involving memorization, such as digit span and memory for dinner orders.  相似文献   

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ObjectivesThe purposes of this study were to (a) examine the prevalence of disordered eating among female figure skaters, (b) compare levels of disordered eating between skaters and their same-age peers, (c) compare levels of disordered eating between elite skaters and their sub-elite counterparts, and (d) examine general and sport-related correlates of disordered eating (i.e., four sport-related weight pressures, general and sport-related body dissatisfaction, positive and negative perfectionism, self-esteem, and athletic identity).DesignThis study employed a cross-sectional design.MethodsParticipants completed paper–pencil surveys, including measures for disordered eating, four sport-related weight pressures, general and sport-related body dissatisfaction, positive and negative perfectionism, self-esteem, and athletic identity. Participants included 272 female figure skaters ages 12–25 (M = 15.63) across five US states.ResultsThirteen percent of participants scored within range of problematic eating attitudes and behaviors but were no more symptomatic than their same-age peers when compared to existing normative data. Levels of disordered eating did not significantly differ between those competing at the elite and sub-elite level. After controlling for body mass index and age, disordered eating was significantly predicted by self-consciousness of weight and appearance, general and sport-related body dissatisfaction, and positive perfectionism.ConclusionsDisordered eating occurs in female figure skaters across competitive levels. Concern over weight and appearance, dissatisfaction with one's body in general and in sport, and positive perfectionism may serve as important tools in the prevention and detection of disordered eating in female figure skaters.  相似文献   

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Objective

The IZOF-based probabilistic approach provides a methodology to study within-individual patterns of a performer's states. So far, the time course of physiological data before performance have not been investigated within the probabilistic methodology framework. The purpose of this study was to examine the value of the probabilistic approach in the assessment of the time course of physiological indicators of arousal/activation and vigilance during the period preceding the shot, in comparison with the performance-based method.

Design

Longitudinal assessment of psycho-physiological data and performance outcomes was conducted on eight elite pistol shooters in a controlled setting.

Methods

Each participant performed 60 air-pistol shots in 2 sessions. Skin conductance level and cardiac activity were recorded. Affective states intensity was evaluated on a modified 11-point Borg scale. Affect, HR and SC level were evaluated with a Performance-based approach and a Probabilistic method, and results compared at an individual level.

Results

Findings showed the higher effectiveness of the probabilistic method to analyse physiological parameters (skin conductance and heart rate) and to describe the physiological mechanisms associated with shooters’ performance.

Conclusions

The probabilistic method better discerned the contribution of arousal/activation and vigilance to optimal and non-optimal performance in elite shooters, thereby providing a sharper representation of the temporal pattern of performers' states before shooting. From an applied perspective, we believe that the probabilistic approach can help athletes become aware of the subtle variations occurring in their psychophysical states during the preparatory period preceding the shot and not only at the moment of shot release.  相似文献   

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Two different perceptual confrontations produced by two different cues (sides that seem to twist and apparent levels of depth), which were thought to influence the perception of the degree of possibility of impossible torus figures, were examined in two experiments. In Experiment 1 it was found that net change in depth experienced with one scan around the figure was inversely related to magnitude estimates of possibility, whereas the number of apparently twisted sides was not. These results were verified in Experiment 2, a replication of Experiment 1 using stereograms of the figures, in which an interpretation of multiple levels of depth was more difficult.  相似文献   

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ObjectivesResearch to date has identified a range of factors suggested to facilitate flow states in sport. However, less attention has focused on how exactly those facilitating factors influence the occurrence of flow. Therefore, this study aimed to explore the specific ways in which such facilitators influenced flow occurrence in European Tour golfers.DesignQualitative design.MethodTen full-time golfers from the European Tour (M age = 37; SD = 13.08) participated in semi-structured interviews investigating the occurrence of their flow states. Data were interpreted using an iterative process of thematic and connecting analyses.ResultsTen facilitators of flow were identified, of which commitment and the caddie have not been reported previously. Twenty four connecting links were identified in the data, through which the caddie, effective preparation, and high-quality performance appeared to be most influential for flow occurrence. Confidence and concentration also emerged as key constructs underlying the flow experience in this setting.ConclusionA central contribution of this study is the identification of ways in which facilitating factors could influence flow occurrence in elite golf. This process adds detail to understanding of flow occurrence, and moves beyond simply identifying factors which are associated with the experience. As such, connecting analysis is proposed as an additional strategy for qualitatively investigating flow occurrence in sport. Results are discussed in relation to previous literature, and recommendations are identified for researchers, athletes, coaches and practitioners.  相似文献   

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ObjectivesRelationships between training load, psychobiosocial (PBS) states and performance are dynamic and individual-specific. The nature of these relationships can be investigated using a combination of dynamic linear models (DLMs) and mediating variable analysis, potentially assisting applied sports psychologists in planning and monitoring of individual elite athletes’ intervention programmes.DesignWe illustrate this approach by examining the relationships of training loads with a performance-related state (‘self-efficacy’) and the role of potential mediating PBS variables (‘fatigue/lack of energy’ and ‘being in shape’) in explaining these relationships in an elite triathlete across time.MethodSelf-reports of PBS states (twice weekly) and training data were collected over 137 days. Using DLMs and mediating variable analysis, direct (unmediated) and indirect (mediated) short-term associations of training load with ‘self-efficacy’ were examined.ResultsIn this triathlete, we found evidence for positive effects of training on ‘self-efficacy’, which were partly explained by feelings of ‘being in shape’ and suppressed by feelings of ‘fatigue/lack of energy’. Changes in the relationship between lagged training load and ‘fatigue/lack of energy’ were observed across time and were particularly pronounced in temporal proximity of an injury.ConclusionStrengths of the presented approach are its dynamic nature enabling the observation of changes occurring over time, use of statistical inference rather than visual data interpretation, and quantification of mediating effects to identify potential pathways of intervention. Additionally, the DLM method can identify complex nonlinear associations by examining correspondence between changes in levels of predictors and changes in magnitude and direction of predictor-outcome associations.  相似文献   

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《Body image》2014,11(4):527-533
The aim of this study was to explore 15-year-old adolescents’ experiences of appearance-related cyberbullying. Twenty-seven adolescents participated in four focus groups. The adolescents in this study perceived that it is common to be targeted in appearance-related cyberbullying, especially for girls, and that appearance-related cyberbullying is considered to be a potent strategy when attempting to hurt girls. Girls often received comments about being fat, while among boys, it was common to receive comments about looking or seeming “gay.” According to the adolescents, an important reason for engaging in appearance-related cyberbullying was to attain higher social status in the peer group. The girls and boys reacted differently to appearance-related cyberbullying. Boys tended to act out or take no offence, while girls experienced lower self-esteem and feelings of depression. Findings in this study contribute to research on cyberbullying as well as to research on girls’ body esteem development.  相似文献   

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Self-help activities for people who stutter (PWS) have been gaining in popularity; however, there is a scarcity of evidence to support their utility in stuttering management. The purpose of this investigation was to understand the lived experience of individuals who attended a self-help conference(s) for PWS from the perspective of a PWS to learn its potential utility in stuttering management. The investigator used Interpretive Phenomenological Analysis (IPA) to systematically collect authentic data of this social phenomenon. Twelve participants were recruited from a self-help conference and the self-help community of PWS. Semi-structured interviews were conducted 4–18 months after each participant's last conference. Interviews were transcribed and analyzed. Themes were explained in investigator narratives and illustrated through participants’ quotes. Interpreted themes of the experience of having attended a self-help conference(s) for PWS included: socializing opportunities with other PWS, affiliation, redefining oneself and post-conference disclosures. A conclusion of the study was that the experience of having attended a self-help conference(s) for PWS helped to minimize negative impact that stuttering can have on daily functioning. It appears that self-help conferences were perceived as a safer or “stutter-friendly” environment and promoted social interaction, relationship building, and community building through planned and unplanned activities. Another conclusion was that the experience of having attended self-help conferences for PWS helped participants to communicate more easily. Reported increases in social activity and an “openness” about stuttering, suggest self-help conferences’ utility in stuttering management. These findings are supported by other studies about successful stuttering management and self-help activities for PWS. They have helped attendees who stutter to communicate more easily and suggest a reduction in the negative impact that stuttering has on their lives.Educational objectives: The reader will be able to: (1) describe recurring themes associated with the lived experience having attended a self-help conference(s) for people who stutter (PWS) from the perspective of a group of adults who stutter, and (2) describe the potential benefits of attending self-help conferences for PWS in order to make appropriate evidence-based referrals to self-help conferences for PWS.  相似文献   

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Conducted a qualitative investigation to identify the perceptions of risk factors for violence in a sample of inner-city African American youth. Using ethnographic analyses, themes emerging from these data included concerns about the reciprocity between drugs and violence, familial quality of life issues, gender differences in the experience of violence and risk for violence, community safety concerns, and fears about managing peer relationships specific to violence. These data are interpreted relative to the risk factors the violence prevention literature has identified among youth residing in urban environments. Findings are discussed in terms of their potential contribution to generating hypotheses for the development of theory and effective violence prevention practice.  相似文献   

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This qualitative study explored the cultural adjustment experiences of 15 Asian Indian, Japanese, Korean, and Vietnamese international college women through semistructured interviews. By using consensual qualitative research methodology (C. E. Hill, B. J. Thompson, & E. N. Williams, 1997), 6 primary domains or themes related to these women's cultural adjustment experiences were identified via data analysis: their feelings and thoughts about living in the United States, perceived differences between their country of origin and the United States, their English language acquisition and use, their prejudicial or discriminatory experiences in the United States, their peer and family networks, and their strategies for coping with cultural adjustment problems. Implications of the findings for mental health practice are discussed.  相似文献   

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This study is an attempt to understand the role of cultural resources in promoting coping among Tibetan refugees. Tibetan refugee communities have adapted well and managed to preserve their cultural identity in exile and have been cited as models of successful coping with refugee life. Tibet is renowned for its rich culture and traditions. The unique feature of this culture is the devotion towards Buddhism which has exerted a strong influence in almost every aspect of their life and culture. This study is a qualitative investigation of 12 Tibetan refugees coming from diverse background (students, businessmen, activists, and ex-prisoners). Interpretive phenomenological analysis was used to analyse the narratives of case studies in order to explore various cultural factors promoting healthy coping. Major themes related to the cultural resources promoting healthy coping included – protective hand of Dalai Lama and other Lamas, Buddhist philosophy and practices, community bonding and support, and historical exemplars of strength and resiliency.  相似文献   

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This qualitative investigation explored a relatively understudied aspect of cultural diversity: feminism and religion in the lives of religiously diverse women. More specifically, structured interviews were used to investigate views of religion, women's issues, gender roles, culture, and feminism for a small group of Muslim and Christian women living in the United States. The data were analyzed using consensual qualitative research methods (Hill, Thompson, & Williams, 1997). Findings indicated a complex relationship between feminism, gender roles, culture, and religion for these women with the majority of the Muslim women reporting that their religion supports feminist principles and identifying themselves as feminist. Christian women were less willing to endorse the feminist label. Implications for multicultural feminist practice are discussed.  相似文献   

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