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141.
Audrey M. Pottinger Angela Gordon Stair Sharon Williams Brown 《International journal for the advancement of counseling》2008,30(1):15-24
This paper presents research findings on childrens’ responses to migratory separation and later reunion in Caribbean families
and the needs of these families when parents migrate and leave their children behind. Implications of this type of separation
on children, parents and surrogate caregivers are discussed. The challenges that counsellors in both the ‘sending’ and host
countries face working with this population are also examined and suggestions made for psychosocial intervention and guidelines
for counselling in both societies. The need for culturally competent counsellors to work with the growing population of immigrants
in North America and Europe is indicated. 相似文献
142.
Evaluating fifth- and sixth-grade students’ expository writing: task development, scoring, and psychometric issues 总被引:1,自引:0,他引:1
Drawing from multiple theoretical frameworks representing cognitive and educational psychology, we present a writing task
and scoring system for measurement of students’ informative writing. Participants in this study were 72 fifth- and sixth-grade
students who wrote compositions describing real-world problems and how mathematics, science, and social studies information
could be used to solve those problems. Of the 72 students, 69 were able to craft a cohesive response that not only demonstrated
planning in writing structure but also elaboration of relevant knowledge in one or more domains. Many-facet Rasch Modeling
(MFRM) techniques were used to examine the reliability and validity of scores for the writing rating scale. Additionally,
comparison of fifth- and sixth-grade responses supported the validity of scores, as did the results of a correlational analysis
with scores from an overall interest measure. Recommendations for improving writing scoring systems based on the findings
of this investigation are provided. 相似文献
143.
Michael L. Thomas Gregory G. Brown Virginie M. Patt John R. Duffy 《Educational and psychological measurement》2021,81(1):155
The adaptation of experimental cognitive tasks into measures that can be used to quantify neurocognitive outcomes in translational studies and clinical trials has become a key component of the strategy to address psychiatric and neurological disorders. Unfortunately, while most experimental cognitive tests have strong theoretical bases, they can have poor psychometric properties, leaving them vulnerable to measurement challenges that undermine their use in applied settings. Item response theory–based computerized adaptive testing has been proposed as a solution but has been limited in experimental and translational research due to its large sample requirements. We present a generalized latent variable model that, when combined with strong parametric assumptions based on mathematical cognitive models, permits the use of adaptive testing without large samples or the need to precalibrate item parameters. The approach is demonstrated using data from a common measure of working memory—the N-back task—collected across a diverse sample of participants. After evaluating dimensionality and model fit, we conducted a simulation study to compare adaptive versus nonadaptive testing. Computerized adaptive testing either made the task 36% more efficient or score estimates 23% more precise, when compared to nonadaptive testing. This proof-of-concept study demonstrates that latent variable modeling and adaptive testing can be used in experimental cognitive testing even with relatively small samples. Adaptive testing has the potential to improve the impact and replicability of findings from translational studies and clinical trials that use experimental cognitive tasks as outcome measures. 相似文献
144.
145.
This article discusses xenotransplantation (XTP: the surgical role of nonhuman tissues, organs, and cells for human transplantation) and examines the way its scientific promoters have defended their technology against potentially damaging public representations. The authors explore the criteria used to legitimate the selection of the pig as the best species from which to "harvest" transplant tissues in the future. The authors' analysis shows that scientists and medical practitioners routinely switch between scientific and cultural repertoires. These repertoires enable such actors to exchange expert identities in scientific discourse for public identities in cultural discourse. These discourses map onto similarities and differences between animal donors and human hosts. Finally, the case is used to comment on a number of related approaches where the dynamics of medical and scientific authority are discussed. 相似文献
146.
147.
Tony Brown 《British Journal of Sociology of Education》2004,25(1):67-79
This paper addresses the issue of how human beings construct themselves as subjects and the parameters within which this is achieved. We question models in which idealism shapes the trajectory of identity formation and consider how identity might be seen alternatively as a somewhat awkward amalgam of identifications with diverse discursive domains. The particular focus is on teachers conducting ‘emancipatory’ practitioner research and on how the researcher understands his/her interface with the situation he/she is researching. We survey a range of theoretical models as offered by some leading writers, with particular reference to Jacques Lacan, and consider each in relation to how the teacher researcher might be understood. We provide as an example an account of one teacher researcher examining issues of ethnicity and gender in her secondary school French classes. 相似文献
148.
AbstractThis case study describes the process that the Humanities Programme Team, in Dublin City University’s Open Education Unit, has undertaken with regard to developing a systematic, programme-focused assessment strategy. It charts the development of an Assessment Matrix that facilitated the enhancement of programme coherence in the context of a distributed modular provision model, and facilitated the use of an appropriate range and scaffolding of assessment types in relation to learning outcomes. To conclude, four recommendations on developing a programme-focused assessment strategy are presented: explicitly link assessments to both programme and module learning outcomes; provide adequate supports and resources for those designing and writing assessments; provide those Assessment Writers with appropriate professional development, as well as an opportunity to be part of an assessment writing community; and to embed a programme-focused assessment strategy into a programme’s quality assurance processes. 相似文献
149.
G W Brown 《Child abuse & neglect》1985,9(3):383-388
Change in social customs and institutions is usually a slow process. This seems particularly true in attitudes about child abuse. Two key elements for change are being utilized for child protection in a rural area of Alaska with a predominantly Caucasian population. First, application of an old church custom of "constructive gossip" by volunteers is changing this rural community attitude about children. Second, use of an innovative federal government health care delivery program has established this community's first obstetric and pediatric service. With the oil boom in Alaska, widespread family disruption with frequent child abuse and neglect has become commonplace. Despite the oil tax wealth, State of Alaska Child Protection Services are strained to keep up with family and community violence. Deliberate cooperation with local community, church and service organization leaders is helping keep up with child protection needs. The obstetric and pediatric specialists of the National Health Service Corps non-profit practice were co-leaders, along with community leaders, in starting a lay volunteer service called "Friends of Families." Working cooperatively with the state child protection office, 24 families have received assistance from parent aides of Friends of Families. The influence of these two key elements of change on rural community attitudes and institutions are described. 相似文献
150.
Sue Brown Scott Harrell Sandra Browning 《Mentoring & Tutoring: Partnership in Learning》2017,25(5):566-588
In our study, we examine the factors influencing the implementation of a mathematics coaching initiative at four high schools including the assets an instructional coach brings to the position and the challenges unique to each school. In our case study we include data collected in individual interviews with instructional coaches, focus groups with Algebra I teams, and coaching logs. Four models of coaching behavior emerged from the data collected in the study: coach as facilitator, coach as mediator, coach as dictator, and coach as victim. No role was associated exclusively with any particular instructional coach. However, which role the coach assumed hinged on one or more factors: the coach’s leadership style, the context in which the coach served, and the dynamics of the situation. 相似文献