3,463 research outputs found

    Toward an understanding of players’ perceptions of talent development environments in UK female football

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    This is an Accepted Manuscript of an article published by Taylor & Francis in Journal of Applied Sport Psychology on 11 January 2018, available online: http://www.tandfonline.com/10.1080/10413200.2017.1410254.This study explored UK female football players' perceptions of their talent development environments using the Talent Development Environment Questionnaire. Participants were 137 UK-based female football players (M age = 16.06, SD = 1.90) from Football Association Girls' Centres of Excellence and Football Association Women's Super League Development Squads. Players had most positive perceptions of long-term development focus and support network, whereas the least positive perceptions were of communication and understanding the athlete. Sport psychologists could offer significant support in (a) planning for football-specific development and career progression, (b) communication with key social agents, and (c) holistic player development and well-being

    Quality of life in patients with intermittent claudication

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    © 2017, The Author(s). Background: Intermittent claudication (IC) is a common condition that causes pain in the lower limbs when walking and has been shown to severely impact the quality of life (QoL) of patients. The QoL is therefore often regarded as an important measure in clinical trials investigating intermittent claudication. To date, no consensus exits on the type of life questionnaire to be used. This review aims to examine the QoL questionnaires used in trials investigating peripheral arterial disease (PAD). Material and methods: A systematic review of randomised clinical trials including a primary analysis of QoL via questionnaire was performed. Trials involving patients with diagnosed PAD were included (either clinically or by questionnaire). Any trial which had QoL as the primary outcome data was included with no limit being placed on the type of questionnaire used. Results: The search yielded a total of 1845 articles of which 31 were deemed appropriate for inclusion in the review. In total, 14 different QoL questionnaires were used across 31 studies. Of the questionnaires 24.06% were missing at least one domain when reported in the results of the study. Mean standard deviation varied widely based on the domain reported, particularly within the SF36. Discussion: Despite previous recommendations for Europewide standardisation of quality of life assessment, to date no such tool exists. This review demonstrated that a number of different questionnaires remain in use, that their completion is often inadequate and that further evidence-based guidelines on QoL assessment are required to guide future research

    The Organization-First Approach: How Programs Crowd Out Community

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    Examines advocacy, outreach, and funding organizations' approaches to community engagement; their views on deliberation with community leaders on issues, choices, and trade-offs; and barriers to more community-oriented and less inward-looking priorities

    Toward an understanding of optimal development environments within elite English soccer academies

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    This study examined the factors perceived by successful coaches to underpin optimal development environments within elite English soccer academies. A semistructured interview guide was developed to interview 10 expert coaches about the environments they create for players at a key stage in their development. The interviews were transcribed verbatim and inductively content analyzed. The results identified a wide range of factors resulting in a conceptual framework that explained how these factors interact to underpin an optimal environment. Subcomponents of this framework included organizational core (e.g., advocate a player-driven ideology), adaptability (e.g., embrace novel ideas & approaches), player welfare (e.g., understand players' world-view), key stakeholder relationships (e.g., build trust with parents), involvement (e.g., encourage players' ideas/feedback), and achievement oriented (e.g., establish an explicit pathway to senior level). Collectively, the findings highlight the importance of establishing strong, dynamic, organizational cultures at elite youth soccer academies. Ways that academies might be helped to establish such environments are discussed

    A Toast to the Memory of C. S. Lewis

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    Text of a toast given by Cecil Harwood at the Friends of Lewis Party, 4 July 1975, at Magdalene College, Oxford. A collection of personal anecdotes by a longtime friend

    Fall Migration of Ringed Seals (Phoca hispida) through the Beaufort and Chukchi Seas, 2001–02

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    In a study examining the range, distribution, and habitat use of the ringed seal, Phoca hispida, in Canada’s Western Arctic, eight ringed seals were live-captured, instrumented with satellite-linked (SLTDR-16) transmitters, and released at Cape Parry, Northwest Territories, Canada, on 17 – 19 September 2001 and 7 – 8 September 2002. Locations accepted by the filtering process were received from seven of the eight tagged seals (5 subadults, 1 adult female, 1 pup) over periods ranging from 35 to 207 days (mean 99 d, SD 66). Mean rates of travel were 0.91 m/s (SE 0.011, n = 7) in the Canadian Beaufort Sea, 0.92 m/s (SE 0.014, n = 7) offshore of Alaska’s North Slope, and 0.79 m/s (SE 0.008, n = 5) in the Chukchi Sea. On average, the seals took 32 days (range 19 – 56 d) to migrate between Cape Parry and Point Barrow, almost always remaining within 100 km of shore and over the continental shelf or slope, and covering an average migration distance of 2138 km. Dive depths for all groupings were mainly in the 4 – 80 m range (adult female: 63 – 73%; subadults: 54 – 73%; pup: 64 – 82%), with only the adult female diving deeper than 80 m on occasion, mainly in the Canadian Beaufort Sea (15.1% of her dives). The subadults and pup dove mainly for more than 1 to 5 min (60% and 55%, respectively), while a large proportion of the adult female’s dives were longer (34% for > 1 to 5 min; 31% for > 5 to 8 min; 5.4% for > 8 min). The tracks of the westward migrating seals revealed a routing through three political jurisdictions (including oil and gas industry lease areas in all three) over a period of about two months. This pattern highlights the importance of cooperation between the United States, Canada, and Russia in managing this species.Du 17 au 19 septembre 2001 et les 7 et 8 septembre 2002, dans le cadre d’une étude portant sur le parcours, la répartition et l’utilisation de l’habitat du phoque annelé, Phoca hispida, dans l’ouest de l’Arctique canadien, huit phoques annelés ont été capturés en vie, dotés de transmetteurs en liaison avec un satellite (SLTDR-16), puis relâchés au cap Parry, dans les Territoires du Nord-Ouest, au Canada. Des emplacements acceptés par filtrage ont été reçus de la part de sept des huit phoques marqués (5 préreproducteurs, 1 femelle adulte, 1 jeune) sur des périodes variant entre 35 et 207 jours (moyenne 99 d, SD 66). Les taux de déplacement moyens étaient de 0,91 m/s (SE 0,011; n = 7) dans la mer canadienne de Beaufort, de 0,92 m/s (SE 0,014; n = 7) au large du versant nord de l’Alaska et de 0,79 m/s (SE 0,008; n = 5) dans la mer des Tchouktches. En moyenne, la migration des phoques entre le cap Parry et la pointe Barrow durait 32 jours (écart de 19 à 56 d), et les phoques restaient presque toujours en-dedans de 100 km de la côte et au-dessus de la pente ou du plateau continental. Ils couvraient en moyenne une distance de migration de 2 138 km. La profondeur des plongées de tous les groupements variait entre 4 et 80 m (femelle adulte : 63 % à 73 %; préreproducteurs : 54 % à 73 %; jeune : 64 % à 82 %), et seulement la femelle adulte plongeait à plus de 80 m de profondeur à l’occasion, surtout dans la mer canadienne de Beaufort (15,1 % de ses plongées). Les prérepro­ducteurs et le jeune phoque étaient principalement en plongée pendant plus de 1 à 5 min (60 % et 55 %, respectivement), tandis qu’une grande proportion des plongées de la femelle adulte durait plus longtemps (34 % pour > 1 à 5 min; 31 % pour > 5 à 8 min; 5,4 % pour > 8 min). Les pistes des phoques en migration vers l’ouest révélaient des itinéraires passant par trois compétences politiques (comprenant des concessions de l’industrie pétrolière et gazière dans les trois cas) sur une période d’environ deux mois. Cette tendance fait ressortir l’importance d’une collaboration entre les États-Unis, le Canada et la Russie en matière de gestion de cette espèce

    EOS MLS observations of dehydration in the 2004-2005 polar winters

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    We prove various estimates for the first eigenvalue of the magnetic Dirichlet Laplacian on a bounded domain in two dimensions. When the magnetic field is constant, we give lower and upper bounds in terms of geometric quantities of the domain. We furthermore prove a lower bound for the first magnetic Neumann eigenvalue in the case of constant field.Comment: 19 page

    Envisioning the Archipelago

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    Certain limitations arise from the persistent consideration of two common relations of islands in the humanities and social sciences: land and sea, and island and continent/mainland. What remains largely absent or silent are ways of being, knowing and doing—ontologies, epistemologies and methods—that illuminate island spaces as inter-related,mutually constituted and co-constructed: as island and island. Therefore, this paper seeks to map out and justify a research agenda proposing a robust and comprehensive exploration of this third and comparatively neglected nexus of relations. In advancing these aims, the paper’s goal is to (re)inscribe the theoretical, metaphorical, real and empirical power and potential of the archipelago: of seas studded with islands; island chains; relations that may embrace equivalence, mutual relation and difference in signification

    The integration of single case designs in coaching contexts: A commentary for applied sport psychologists

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    From personal experiences of working with coaches toward the modification of behaviors and psychological constructs that include motivation, enjoyment, and self-confidence, this commentary highlights how the integration of single case designs can enhance the services of sport psychology practitioners. Interventions within golf, soccer, and tennis are outlined, targeting factors pertinent to the coaches, their players or team members, and the development of relationships with parents. Single case designs are posited as enabling the implementation of personal, evidence-based interventions that yield perceptible differences in cognitive, affective, and behavioral responses within athletic populations; factors that enhance and underpin the practitioner-coach relationship
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