1,953 research outputs found

    Changing teacher education in Sweden: Using meta-ethnographic analysis to understand and describe policymaking and educational changes

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    This article derives from policy ethnographic research on teacher-education change in Sweden concerning the development of a unified profession with a common professional-knowledge base. This was a social democratic government policy for teacher education from the 1950s up until 2007, when the newly elected right wing government turned away from unification and toward re-traditionalisation. Based on a meta-ethnographic analysis of the policy ethnographies the article illustrates resistance toward unification and raises critical questions concerning the intellectual foundations and integrity of reform processes. Attempts are also made to locate the disclosures in relation to international research

    Consumptive Use and Water Requirements for Utah

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    Foreword: Studies on the meteorological determinants of evapotranspiration were initiated at least as long ago as the 1920s and by the late 1940s had produced the Blaney-Criddle method for estimating crop consumptive use. The resulting ability to estimate water requirements by both location and crop added a new scientific dimension to water rights administration that was first introduced into the courts of Utah during adjudication of water rights in the Escalante Valley in 1949. Application of the consumptive use concept to water rights administration and water resources planning, however, required a wirtten reference. Technical Publication No. 8 entitled Consumptive Use of Water and Irrigation Requirements of Crops in Utah was published by the State Engineer in 1952. By 1962, methods had been developed for going beyond agriculture to estimate water requirements for municipal, industrial, and recreational uses. Technical Publication No. 8 was revised and published under the title Consumptive Use and Water Requirements for Utah. Continuing advancements in water requirements estimation have occurred over the last 20 years. The present revision, Technical Publication No. 75, updates estimatino of agricultural, municipal, recreational, and industrial water uses. It presents an isogram of potential consumptive use that permits the determination of crop water requirements at any point within the state

    Woman and management: a conceptual review, with a focus on Muslim Women in management roles in Western and in Muslim-Majority countries

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    We consider the roles of Muslim women managers, executives and professionals in three ways: as women qua women; as women of the Muslim diaspora in Western countries; and as women in Muslim Majority Cultures (MMCs). In reviewing the literature on the “glass ceiling” which prevents women achieving parity with men in middle and senior management roles, we are impressed by the work of Helgeson and Johnson on the special qualities of women in management roles, and compare their social psychological model with accounts of “strong” Muslim women who, drawing on Islamic traditions have performed many leadership roles outside of the traditional family. Nevertheless, it is Muslim women’s strength as strong family managers, with men being supporters rather than leaders of such family roles, which we generalise in describing an ideal model of a Muslim women manager. We draw too on traditional Islamic models in describing the kind of capitalist enterprise which may thrive in MMCs, and in which women will play leading roles. Nevertheless, we observe that in many MMCs non-Muslim (but strong) traditions of patriarchy often prevail, and subvert women’s search for higher education and leadership roles

    Personality, work-life balance, hardiness, and vocation: a typology of nurses and nursing values in a special sample of English hospital nurses

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    This initial report of a longitudinal study of 192 English hospital nurses measured Nursing Values (the 6Cs of nursing); Personality, Self-Esteem and Depression; Burnout Potential; Work-Life Balance Stress; “Hardy Personality”; and Intention to Leave Nursing. Correlational, component, and cluster analysis identified four groups: “The Soldiers” (N = 79), with medium scores on most measures, who bravely “soldier on” in their nursing roles, in the face of numerous financial cuts to the National Health Service, and worsening nurse–patient ratios; “Cheerful Professionals” (N = 54), copingsuccessfullywithnursingroles,andavarietyofchallenges,inupwardlymobilecareers;“High Achievers” (N = 39), senior nurses with strong profiles of a “hardy personality”, and commitment to fundamental nursing values; and “Highly Stressed, Potential Leavers” (N = 20), with indicators of significant psychological distress, and difficulty in coping with nursing role challenges. We have initiated a program of co-counselling and social support for this distressed group, by nurses who are coping more successfully with multiple challenges. We discuss the role of nurse educators in fostering nursing values, developing and supporting a “hardy personality” and emotional resilience in recruits to nursing

    Hand problems among endourologists.

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    BACKGROUND AND PURPOSE: Endourology has evolved rapidly for the management of both benign and malignant disease of the upper urinary tract. Limited data exist, however, on the occupational hazards posed by complex endourologic procedures. The aim of this study was to determine the prevalence and possible causes of hand problems among endourologists who routinely perform flexible ureteroscopy compared with controls. MATERIALS AND METHODS: An online computer survey targeted members of the Endourological Society and psychiatrists in academic and community settings. A total of 600 endourologists and 578 psychiatrists were contacted by e-mail. Invited physicians were queried regarding their practice settings and symptoms of hand pain, neuropathy, and/or discomfort. RESULTS: Survey responses were obtained from 122 (20.3%) endourologists and 74 (12.8%) psychiatrists. Of endourologists, 61% were in an academic setting and 70% devoted their practice to endourology. Endourologists were in practice for a mean 13 years, performing 4.5 ureteroscopic cases per week with a mean operative time of 50 minutes. Hand/wrist problems were reported by 39 (32%) endourologists compared with 14 (19%) psychiatrists (P=0.0486, relative risk [RR]=1.69). Surgeons who preferred counterintuitive ureteroscope deflection were significantly more likely to have problems (56%) compared with intuitive users (27%) (RR 2.07, P=0.0139) or those with no preference (26%) (RR 2.15, P=0.0451). Overall, most respondents (85%) with hand/wrist problems needed either medical or surgical intervention. CONCLUSIONS: Hand and wrist problems are very common among endourologists. Future studies are needed to develop more ergonomic platforms and thereby reduce the endourologist\u27s exposure to these occupational hazards

    Retarding Sub- and Accelerating Super-Diffusion Governed by Distributed Order Fractional Diffusion Equations

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    We propose diffusion-like equations with time and space fractional derivatives of the distributed order for the kinetic description of anomalous diffusion and relaxation phenomena, whose diffusion exponent varies with time and which, correspondingly, can not be viewed as self-affine random processes possessing a unique Hurst exponent. We prove the positivity of the solutions of the proposed equations and establish the relation to the Continuous Time Random Walk theory. We show that the distributed order time fractional diffusion equation describes the sub-diffusion random process which is subordinated to the Wiener process and whose diffusion exponent diminishes in time (retarding sub-diffusion) leading to superslow diffusion, for which the square displacement grows logarithmically in time. We also demonstrate that the distributed order space fractional diffusion equation describes super-diffusion phenomena when the diffusion exponent grows in time (accelerating super-diffusion).Comment: 11 pages, LaTe

    A randomized, placebo controlled, trial of preoperative sustained release Betamethasone plus non-controlled intraoperative Ketorolac or Fentanyl on pain after diagnostic laparoscopy or laparoscopic tubal ligation [ISRCTN52633712]

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    BACKGROUND: Gynecological laparoscopic surgery procedures are often complicated by postoperative pain resulting in an unpleasant experience for the patient, delayed discharge, and increased cost. Glucocorticosteroids have been suggested to reduce the severity and incidence of postoperative pain. METHODS: This study examines the efficacy of a sustained release betamethasone preparation to reduce postoperative pain and the requirement for pain relief drugs after either diagnostic laparoscopy or tubal ligation. Patients were recruited, as presenting, after obtaining informed consent. Prior to surgery, patients were randomly selected by a computer generated table to receive either pharmacy-coded betamethasone (12 mg IM Celestone™) or an optically identical placebo injection of Intralipid™ and isotonic saline mixture. The effect of non-controlled prophylactic intraoperative treatment with either fentanyl or ketorolac per surgeon's orders was also noted in this study. Blood samples taken at recovery and at discharge times were extracted and analyzed for circulating betamethasone. Visual analog scale data on pain was gathered at six post-recovery time points in a triple blind fashion and statistically compared. The postoperative requirement for pain relief drugs was also examined. RESULTS: Although the injection achieved a sustained therapeutic concentration, no beneficial effect of IM betamethasone on postoperative pain or reduction in pain relief drugs was observed during the postoperative period. Indeed, the mean combined pain scores during the 2 hour postoperative period, adjusted for postoperative opioids as the major confounding factor, were higher approaching statistical significance (P = 0.056) in the treatment group. Higher pain scores were also observed for the tubal ligation patients relative to diagnostic laparoscopy. Intraoperative fentanyl treatment did not significantly lower the average pain score during the 2 hour postoperative period. Intraoperative ketorolac treatment significantly lowered (P = 0.027) pain scores and reduced the postoperative requirement for additional pain relief drugs. CONCLUSIONS: There was a lack of efficacy of preoperative sustained release betamethasone in reducing postoperative pain despite maintaining a therapeutic concentration during the postoperative period. Intraoperative Ketorolac did afford some short-term pain relief in the postoperative period and reduced the need for additional pain relief drugs

    Design of a Professional Practice Simulator for Educating and Motivating First-Year Engineering Students

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    Increasingly, first-year engineering curricula incorporate design projects. However, the faculty and staff effort and physical resources required for the number of students enrolled can be daunting and affect the quality of instruction. To reduce these costs, ensure a high quality educational experience, and reduce variability in student outcomes that occur with individual design projects, we developed a simulation of engineering professional practice, NephroTex, in which teams of students are guided through multiple design-build-test cycles by a mentor in a virtual internship. Here we report on the design process for the virtual internship and results of testing with first-year engineering students at a large, public university. Our results demonstrate that the novel virtual internship successfully educated and motivated first-year-engineering students. Importantly, the virtual environment captures rich discourse that can be used to assess the process of student learning with tools from existing learning theory

    Infrared spectroscopy of phytochrome and model pigments

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    Fourier-transform infrared difference spectra between the red-absorbing and far-red-absorbing forms of oat phytochrome have been measured in H2O and 2H2O. The difference spectra are compared with infrared spectra of model compounds, i.e. the (5Z,10Z,15Z)- and (5Z,10Z,15E)-isomers of 2,3,7,8,12,13,17,18-octaethyl-bilindion (Et8-bilindion), 2,3-dihydro-2,3,7,8,12,13,17,18-octaethyl-bilindion (H2Et8-bilindion), and protonated H2Et8-bilindion in various solvents. The spectra of the model compounds show that only for the protonated forms can clear differences between the two isomers be detected. Since considerable differences are present between the spectra of Et8-bilindion and H2Et8-bilindion, it is concluded that only the latter compound can serve as a model system of phytochrome. The 2H2O effect on the difference spectrum of phytochrome supports the view that the chromophore in red-absorbing phytochrome is protonated and suggests, in addition, that it is also protonated in far-red-absorbing phytochrome. The spectra show that protonated carboxyl groups are influenced. The small amplitudes in the difference spectra exclude major changes of protein secondary structure
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