619 research outputs found

    Attachment and mentalization efforts to promote creative learning in kindergarten through fifth grade elementary school students with broad extension to all grades and some organizations

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    The model described here – Creating a Peaceful School Learning Environment (CAPSLE) – uniquely applies mentalizing thinking combined with work on power and shame dynamics, to create an institutional climate where the student is better able to deal with bullying aggression and other critical psychodynamic climate factors

    Reducing violence and prejudice in a Jamaican all age school using attachment and mentalization theory

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    A study is reported of a psychoanalytic intervention in a very violent and prejudiced Jamaican school with disenfranchised children 7-9 grades who had failed academic streaming examinations. Over the period of 3 years of the intervention using mentalization and power issues approaches grounded in attachment theory, children were assisted to feel connected and valued by their school. There were striking improvements in academic performance, decreased victimization, and increased helpfulness especially in boys including significant trickle down effects to grades 1-6. Overall, the school became a place teachers wanted to join and the Jamaican government recognized their success and built a new school for them in a better location

    The role of the bystander in the social architecture of bullying and violence in schools and communities

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    The bystander is defined as an active and involved participant in the social architecture of school violence, rather than a passive witness. Bullying is redefined from a triadic (bully-victim-bystander) rather than dyadic (bully-victim) perspective. Teachers, including administrators, and students can promote or ameliorate bullying and other forms of violence when in this social role. Cases are used to illustrate this phenomenon, including one in which a teacher is murdered. Data are presented from a study of teachers' perceptions of other teachers who bully students, suggesting that bullying of students by teachers and bullying of teachers by students is a factor in the aggravation of school bullying and violence that needs to be more openly discussed. An intervention in nine elementary schools involving 3,600 students is outlined to illustrate how a focus on reflective mentalizing and awareness of the importance of the helpful bystander role can promote a peaceful school-learning environment for students and teachers. The paper concludes with an outline for research into how communities and schools adopt bystanding roles when faced with complex problems like youth violence, and how they may avoid facing the problems by blaming law enforcement and educators

    Teachers who bully students: a hidden trauma

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    Objective: The study examined teachers' perceptions of bullying by other teachers to see what causes and characteristics were attributed to such bullying teachers, and how often teachers were themselves bullied by students.Method: 116 teachers from seven elementary schools completed an anonymous questionnaire reflecting their feelings and perceptions about their own experiences of bullying, and how they perceive colleagues over the years.Results: Results confirmed that teachers who experienced bullying themselves when young are more likely to both bully students and experience bullying by students both in classrooms and outside the classroom. Factor analysis revealed two types of bullying teacher: a sadistic bully type and a bully-victim type.Conclusions: The implications for the mental health of children and for effective teaching are discussed, in the light of widespread recognition of the traumatic effects of bullying on childhood development

    Creating a peaceful school learning environment: the impact of an antibullying program on educational attainment in elementary schools

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    The impact of a bullying and violence prevention program on education attainment was studied in five elementary schools (K-5), over a 5-year period.A multiple baseline design was used and academic attainment test scores of 1,106 students were monitored before and after the introduction of the program across the school district. This sample was contrasted with an equivalent control sample of 1, 100 students from the school district who attended schools that did not join the program.Program participation was associated with pronounced improvements in the students' achievement test scores. Notable reductions in the scores of those students who left schools with active programs were also observed.This simple, low-cost anti-violence intervention, involves all those who work in schools, not just students. It appears to significantly benefit educational performance of children in the participating elementary schools. The program focuses attention on the interaction between the bully, victim and audience of bystanders who are seen as pivotal in either promoting or ameliorating violence.Buy in to the philosophy by teachers & administration is high, because the format allows each school to create materials with its own personal stamp, and since there is no classroom curriculum add on, the burden to teachers is vastly reduced. Psychiatrists who work with schools could easily assist a school to put the program in place as part of their consultation work

    Adult cardiac stem cells are multipotent and robustly myogenic: c-kit expression is necessary but not sufficient for their identification

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    Multipotent adult resident cardiac stem cells (CSCs) were first identified by the expression of c-kit, the stem cell factor receptor. However, in the adult myocardium c-kit alone cannot distinguish CSCs from other c-kit-expressing (c-kitpos) cells. The adult heart indeed contains a heterogeneous mixture of c-kitpos cells, mainly composed of mast and endothelial/progenitor cells. This heterogeneity of cardiac c-kitpos cells has generated confusion and controversy about the existence and role of CSCs in the adult heart. Here, to unravel CSC identity within the heterogeneous c-kit-expressing cardiac cell population, c-kitpos cardiac cells were separated through CD45-positive or -negative sorting followed by c-kitpos sorting. The blood/endothelial lineage-committed (Lineagepos) CD45posc-kitpos cardiac cells were compared to CD45neg(Lineageneg/Linneg) c-kitpos cardiac cells for stemness and myogenic properties in vitro and in vivo. The majority (~90%) of the resident c-kitpos cardiac cells are blood/endothelial lineage-committed CD45posCD31posc-kitpos cells. In contrast, the LinnegCD45negc-kitpos cardiac cell cohort, which represents 10% of the total c-kitpos cells, contain all the cardiac cells with the properties of adult multipotent CSCs. These characteristics are absent from the c-kitneg and the blood/endothelial lineage-committed c-kitpos cardiac cells. Single Linnegc-kitpos cell-derived clones, which represent only 1–2% of total c-kitpos myocardial cells, when stimulated with TGF-β/Wnt molecules, acquire full transcriptome and protein expression, sarcomere organisation, spontaneous contraction and electrophysiological properties of differentiated cardiomyocytes (CMs). Genetically tagged cloned progeny of one Linnegc-kitpos cell when injected into the infarcted myocardium, results in significant regeneration of new CMs, arterioles and capillaries, derived from the injected cells. The CSC’s myogenic regenerative capacity is dependent on commitment to the CM lineage through activation of the SMAD2 pathway. Such regeneration was not apparent when blood/endothelial lineage-committed c-kitpos cardiac cells were injected. Thus, among the cardiac c-kitpos cell cohort only a very small fraction has the phenotype and the differentiation/regenerative potential characteristics of true multipotent CSCs

    Anemia status, hemoglobin concentration and outcome after acute stroke: a cohort study

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    <p>Abstract</p> <p>Background</p> <p>In the setting of an acute stroke, anemia has the potential to worsen brain ischemia, however, the relationship between the entire range of hemoglobin to long-term outcome is not well understood.</p> <p>Methods</p> <p>We examined the association between World Health Organization-defined admission anemia status (hemoglobin<13 in males, <12 g/dl in women) and hemoglobin concentration and 1-year outcome among 859 consecutive patients with acute stroke (ischemic or intracerebral hemorrhage).</p> <p>Results</p> <p>The mean baseline hemoglobin concentration was 13.8 ± 1.7 g/dl (range 8.1 - 18.7). WHO-defined anemia was present in 19% of patients among both women and men. After adjustment for differences in baseline characteristics, patients with admission anemia had an adjusted OR for all-cause death at 1-month of 1.90 (95% CI, 1.05 to 3.43) and at 1-year of 1.72 (95% CI, 1.00 to 2.93) and for the combined end-point of disability, nursing facility care or death of 2.09 (95% CI, 1.13 to 3.84) and 1.83 (95% CI, 1.02 to 3.27) respectively. The relationship between hemoglobin quartiles and all-cause death revealed a non-linear association with increased risk at extremes of both low and high concentrations. In logistic regression models developed to estimate the linear and quadratic relation between hemoglobin and outcomes of interest, each unit increment in hemoglobin squared was associated with increased adjusted odds of all-cause death [at 1-month 1.06 (1.01 to 1.12; p = 0.03); at 1-year 1.09 (1.04 to 1.15; p < 0.01)], confirming that extremes of both low and high levels of hemoglobin were associated with increased mortality.</p> <p>Conclusions</p> <p>WHO-defined anemia was common in both men and women among patients with acute stroke and predicted poor outcome. Moreover, the association between admission hemoglobin and mortality was not linear; risk for death increased at both extremes of hemoglobin.</p

    A search for the decay modes B+/- to h+/- tau l

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    We present a search for the lepton flavor violating decay modes B+/- to h+/- tau l (h= K,pi; l= e,mu) using the BaBar data sample, which corresponds to 472 million BBbar pairs. The search uses events where one B meson is fully reconstructed in one of several hadronic final states. Using the momenta of the reconstructed B, h, and l candidates, we are able to fully determine the tau four-momentum. The resulting tau candidate mass is our main discriminant against combinatorial background. We see no evidence for B+/- to h+/- tau l decays and set a 90% confidence level upper limit on each branching fraction at the level of a few times 10^-5.Comment: 15 pages, 7 figures, submitted to Phys. Rev.
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