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141.
Despite functioning on the periphery of academic scholarship, theory development, and rigorous science, the better adventure-based programs are functioning at the forefront of professional youth practices. This article links the core elements and processes of adventure programs to the literature on positive youth development and quality youth programming. Contemporary work on developmental systems theory, developmental cascades, and initiative are well aligned with the historical, philosophical, and pro-grammatic roots of adventure education. In addition, adventure programs afford some powerful experiences by way of distinct features such as isolation, dosage, different physical environments, holistic approaches, social experiences, and program novelty. This combination of features often provides a microcosm for youth to live, learn, experiment, and grow. Despite the strengths in prototypical adventure programs, they remain less accessible and are not easily delivered to many youth. Although there are clearly differences in adventure program and other youth activities, many of the qualities of adventure programs can be included in a broader and more accessible spectrum of youth opportunities. This article thus explains the congruency between the literature on positive youth development and adventure programs and generalizes current tenets of adventure programs to the broader context of youth practice. It is time to recognize the important role that adventure programs play for many youth and fully embrace what these diverse and successful programs can teach the general field of positive youth development.  相似文献   
142.
Most unaccompanied asylum-seeking young people arrive in the UK in their mid teen years. Preparation and planning for transition to adulthood should therefore be at the forefront of the minds of care-givers and social workers. This paper reviews current research evidence on the response of social work services to this group of young people in England, with a particular focus on what is known about the circumstances in which young people may be best prepared for adult life, how they fare in comparison to other young people in public care, and on the challenges presented for pathway planning that arise at the intersection between social work and the asylum determination process. The evidence for England is situated, wherever possible, against evidence drawn from international literature in this field and the need for a broader research agenda (incorporating more longitudinal work on care and leaving care pathways) is highlighted in order to strengthen the evidence base to support policy and practice in this field.  相似文献   
143.
Immigration continues to change the social, economic, and political landscapes of urban America. Consequently, scholars, as well as the general public, are interested in the internal migration patterns of immigrants. In this research, we identify and explain the characteristics of metropolitan areas that have the strongest effects on the percentage change in the foreign‐born population between 1990 and 2000. Using lagged independent variables and a sample of 150 metropolitan areas, we find that settlement patterns among immigrants are diverging from traditional patterns. That is, those metropolitan areas that had moderately high levels of globalization and lower costs of living as well as lower disadvantage indicators (e.g., percentage poverty) in 1990, had larger increases in percentage foreign‐born between 1990 and 2000 compared to areas with lower levels of globalization and higher costs of living and disadvantage. These trends suggest the increasing importance of second‐tier metropolises such as Atlanta, Phoenix, and Las Vegas in understanding where immigrants settle.  相似文献   
144.
Computer-aided classification of human chromosomes: a review   总被引:1,自引:0,他引:1  
Computer-aided imaging systems are now widely used in cytogenetic laboratories to reduce the tedium and labour-intensiveness of traditional methods of chromosome analysis. Automatic chromosome classification is an essential component of such systems, and we review here the statistical techniques that have contributed towards it. Although completely error-free classification has not been, nor is ever likely to be, achieved, error rates have been reduced to levels that are acceptable for many routine purposes. Further reductions are likely to be achieved through advances in basic biology rather than in statistical methodology. Nevertheless, the subject remains of interest to those involved in statistical classification, because of its intrinsic challenges and because of the large body of existing results with which to compare new approaches. Also, the existence of very large databases of correctly-classified chromosomes provides a valuable resource for empirical investigations of the statistical properties of classifiers.  相似文献   
145.
Within the context of the creation of the internal market for health care, the paper examines the role of clinical directors, that is doctors who have retained their professional clinical positions whilst at the same time assumed roles as managers within increasingly well-defined corporate organizations providing health care. This represents considerable change from previous contexts in which doctors could always contract out of difficult managerial decisions. The role of clinical director is examined in terms of its own directorate and its involvement in contracting, co-operation and competition both within its own corporate organization and within the wider market place for health. Key issues are raised for the individuals and organization by these changes, they are discussed in terms of time, succession, managing colleagues, financial and human resources, market behaviour, support and terms of reference. These changes occasion wider discussion in terms of the challenge of coping with future demands for innovation, changes in the distribution of power within an emerging market for health care and the relationship among health care organizations, professionals and lay clients.  相似文献   
146.
Wavelets     
Wavelets have aroused much interest and offer advantages in signal and image processing. Wavelets and also the wavelet transform are defined here. Their use as a vehicle for multi-resolution image analysis is discussed in the cases of one and two dimensions, and the decomposition-reconstruction algorithm is described. Some simple examples are presented to illustrate the ideas, and several applications are described. Some ideas for further reading are given.  相似文献   
147.
The growing popularity of family therapy raises the question as to whether material on family therapy should be included in basic professional courses, or left as a more specialised area of study at the post-professional level. This paper describes how concepts and techniques of intervention from family therapy have been used in a unit on ‘Social Work with Couples and Families’ in an undergraduate degree course in Social Work.  相似文献   
148.
This study examined the severity of externalizing symptomology among adopted boys with preadoptive histories of child sexual abuse, physical abuse, neglect/abandonment, or no abuse. The study was based on data collected across a three-year period from parents who adopted children from Florida's child welfare system. The sample consisted of 1,136 adopted boys aged 6 to 18 years. In repeated cross-sectional multivariate analyses, the results revealed that adopted boys with preadoptive child sexual abuse were prone to significantly higher levels and clinically severe externalizing symptomotology as compared to adopted boys without such histories. The findings highlight the need for postadoption services and empirically validated interventions for families adopting boys with preadoptive child sexual abuse.  相似文献   
149.
Despite many years of poverty eradication programs in numerous countries, 25% of the world's population continues to live in poverty. In the light of this global crisis, it is clear that anti-poverty strategies have not been as successful as they should have been. This paper argues that continuing poverty may be related in part to the fact that policies developed to alleviate the problem are mainly based on monetary definitions developed by ‘experts’, rather than by the poor themselves. Thus this paper will demonstrate that expert definitions invariably neglect the more qualitative aspects and experiences of poverty. In contrast, it is argued here that the poor are the ‘real’ poverty experts and their voices should be included in the definition of poverty and the formulation of solutions. While there is increasing recognition of this latter approach in developing nations, often taking a human needs perspective, this response is only in its infancy in Australia. After a discussion of the conceptualisation of human needs, this paper reports on a small pilot study that presents the voices of 10 disadvantaged men, identifying what poverty is for them in Melbourne  相似文献   
150.
Editorial     
Abstract

The Publications Committee consists of six members. Each member of the Committee will be invited to provide a guest editorial, to introduce the Committee members to the readership. The editorial will have the rubic of Publications and the AASW'. The editorial will introduce the readership to the views and beliefs of individual Committee members in relation to publications; as such it will not necessarily reflect AASW publication policy. We begin with Dr. Jim Barber.

OVER five years ago now, the Board of Directors commissioned me to conduct a review of Australian Social Workand to canvass the options for change at the November 1995 Board meeting in Canberra. I was told that there had been persistent complaints within some branches about the quality of the journal and its relevance to the membership at large.  相似文献   
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