41 resultados para The issue of autonomy
Resumo:
The issue of inherited disorders in pedigree dogs is not a recent phenomenon and reports of suspected genetic defects associated with breeding practices date back to Charles Darwin's time. In recent years, much information on the array of inherited defects has been assimilated and the true extent of the problem has come to light. Historically, the direction of research funding in the field of canine genetic disease has been largely influenced by the potential transferability of findings to human medicine, economic benefit and importance of dogs for working purposes. More recently, the argument for a more canine welfare-orientated approach has been made, targeting research efforts at the alleviation of the most suffering in the greatest number of animals.
Resumo:
Macroporosity(>100µm) in bone void fillers is a known prerequisite for tissue regeneration, but recent literature has highlighted the added benefit of microporosity(0.5 - 10µm). The aim of this study was to compare the in vitro performances of a novel interconnective microporous hydroxyapatite (HA) derived from red algae to four clinically available macroporous calcium phosphate (CaP) bone void fillers. The use of algae as a starting material for this novel void filler overcomes the issue of sustainability, which overshadows continued use of scleractinian coral in the production of some commercially available materials, namely Pro-OsteonTM and Bio-Coral®. This study investigated the physicochemical properties of each bone voidfiller material using x-ray diffraction, fourier transform infrared spectroscopy, inductive coupled plasma, and nitrogen gas absorption and mercury porosimetry. Biochemical analysis, XTT, picogreen and alkaline phosphatase assays were used to evaluate the biological performances of the five materials. Results showed that algal HA is non-toxic to human foetal osteoblast (hFOB) cells and supports cell proliferation and differentiation. The preliminary in vitro testing of microporous algal-HA suggests that it is comparable to the four clinically approved macroporous bone void fillers tested. The results demonstrate that microporous algal HA has good potential for use in vivo and in new tissue engineered strategies for hard tissue repair.
Resumo:
Privacy has now become a major topic not only in law but in computing, psychology, economics and social studies, and the explosion in scholarship has made it difficult for the student to traverse the field and identify the significant issues across the many disciplines. This series brings together a collection of significant papers with a multi-disciplinary approach which enable the reader to navigate through the complexities of the issues and make sense of the prolific scholarship published in this field.
The three volumes in this series address different themes: an anthropological approach to what privacy means in a cultural context; the issue of state surveillance where the state must both protect the individual and protect others from that individual and also protect itself; and, finally, what privacy might mean in a world where government and commerce collect data incessantly. The regulation of privacy is continually being called for and these papers help enable understanding of the ethical rationales behind the choices made in the sphere of regulation of privacy.
The articles presented in each of these collections have been chosen for the quality of their scholarship and their utility to the researcher, and feature a variety of approaches. The articles which debate the technical context of privacy are accessible to those from the arts and humanities; overall, the breadth of approach taken in the choice of articles has created a series which is an invaluable and important resource for lecturers, researchers and student.
Resumo:
Time features in two key ways in cognition, each of which is discussed in turn in this chapter: time is processed as a dimension of stimuli or events, and time is represented as a framework in which events can be located. Section 1 examines the first of these from a developmental perspective, by reviewing research on age-related changes in the accuracy of duration processing. The Piagetian approach linked changes in duration processing to the development of a concept of time as a dimension of events separable from other event dimensions. This is contrasted with recent research conducted within the framework of Scalar Expectancy Theory, which models development in terms of changes in components of specialized timing mechanisms. Section 2 discusses developmental changes in the temporal frameworks that children use to represent the locations of events. Although as adults, we represent times as locations on a linear framework stretching from the past, to the present, and into the future, this way of representing time is not developmentally basic. A model is proposed of developmental stages in the acquisition of a mature temporal framework. The chapter concludes by considering two themes that cut across Section 1 and 2: the issue of whether there are both qualitative and quantitative change in children’s temporal abilities, and the link between temporal and spatial cognition.
Resumo:
In this paper we continue our investigation into the development of computational-science software based on the identification and formal specification of Abstract Data Types (ADTs) and their implementation in Fortran 90. In particular, we consider the consequences of using pointers when implementing a formally specified ADT in Fortran 90. Our aim is to highlight the resulting conflict between the goal of information hiding, which is central to the ADT methodology, and the space efficiency of the implementation. We show that the issue of storage recovery cannot be avoided by the ADT user, and present a range of implementations of a simple ADT to illustrate various approaches towards satisfactory storage management. Finally, we propose a set of guidelines for implementing ADTs using pointers in Fortran 90. These guidelines offer a way gracefully to provide disposal operations in Fortran 90. Such an approach is desirable since Fortran 90 does not provide automatic garbage collection which is offered by many object-oriented languages including Eiffel, Java, Smalltalk, and Simula.
Resumo:
When it comes to assessing the deontic status of acts and policies in the context of risk and uncertainty, moral theories are often at a loss. In this paper we hope to show that employing a multi-dimensional consequentialist framework provides ethical guidance for decision-making in complex situations. The paper starts by briefly rehearsing consequentialist responses to the issue of risk, as well as their shortcomings. We then go on to present our own proposal based on three dimensions: wellbeing, fairness and probability. In the last section we apply our approach to a comparison of different climate policy options, including stratospheric solar-radiation management.
Resumo:
This paper reviews decisions from the Northern Ireland and England and Wales High Courts and Courts of Appeal as well as the UK Supreme Court relating to tort and principally to the tort of negligence in the past 12 months or so.
In structure, the paper will be presented in four parts. First, three preliminary points relating to contemporary features of the NI civil courts: personal litigants – Devine v McAteer [2012] NICA 30 (7 September 2012); pre-action protocols – Monaghan v Graham [2013] NIQB 53 (3 May 2013); and the rise of alternative dispute resolution. On the last named issue, the recent decision of PGF II SA v OMFS Company 1 Ltd [2013] EWCA Civ 1288 (23 October 2013) on unreasonable refusal to mediate, will be discussed.
Second, the paper moves to consider the law of negligence generally and case law from the NI High Court reiterating Lord Hoffmann’s view in Tomlinson v Congleton Borough Council [2004] 1 AC 46 that no duty of care arises from obvious risks of injury. In this, reference will be made to the application of the above “Hoffmann principle” in West Sussex County Council v Pierce [2013] EWCA Civ 1230 (16 October 2013), which concerned an accident sustained by a child at school. A similar set of facts was presented recently to the UK Supreme Court in Woodland v Essex County Council [2013] UKSC 66 (23 October 2013). The decision there, on non-delegable duties of care, will have a significant impact for schools in the provision of extracurricular activities.
Third, I will review a NI case of note on the duty of care of solicitors in the context of professional negligence in the context of conflicting advice by counsel.
Fourth, I will examine a series of cases on employer liability and including issues such as the duty of care towards the volunteer worker; tort and safety at work principles generally; and, more specifically, the duty of care of the employer towards an employee who suffers psychiatric illness as a result of stress and/or harassment at work. On the issue of workplace stress, the NI courts have made extensive reference to the Hale LJ principles found in the Court of Appeal decision of Hatton v Sutherland [2002] 1 All ER 1 and applied to those who have suffered trauma in reporting on or policing “the troubles” in Northern Ireland. On the issue of statutory harassment at work, the paper will also mention the UK Supreme Court’s decision in Hayes v Willoughby [2013] UKSC 17 (20 March 2013).
Resumo:
Curriculum for Excellence, Scotland’s 3-18 curriculum, has been described as ‘the most significant curricular change in Scotland for a generation’ (McAra, Broadley and McLauchlan, 2013:223). The purpose of the curriculum is ‘encapsulated’ in four capacities in order that learners become i) successful learners, ii) confident individuals, iii) responsible citizens, and iv) effective contributors. With particular reference to these capacities, we explore the principle of autonomy as it pertains to both individual and collective flourishing seeking to disarm commonplace criticisms of autonomy by arguing that it might be put to work in CfE as a potentially multi-dimensional, context-sensitive concept that is relational as well as individual. We conclude that the four capacities lend themselves to re-consideration and re-mapping in pursuit of autonomy and flourishing premised on the principles of liberal personhood.
Resumo:
The issues facing Travellers, including those associated with education are often linked to social exclusion, widespread disadvantage and discrimination (Reynolds, McCartan, and Knipe 2003
). The Office for Standards in Education (Office for Standards in Education 1999
) referred to Gypsy Traveller pupils as ‘the most at risk in the education system.’ Within this article issues pertaining to Traveller education are discussed and in particular accessing education provision in Northern Ireland. The article focuses on the views of the statutory and voluntary sector to assess the adequacy and effectiveness of educational provision for Traveller children and young people and reviews the policies in place relating to the provision of education for Travellers in Northern Ireland. It also considers the issue of segregated education for the Traveller community and how for some this segregation can exacerbate social exclusion, disadvantage and discrimination.
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The developing intersection between the law of negligence and sports coaching in the UK provides a profoundly distinctive context, as compared to that of the more traditional learned professions, in which to critically examine the issue of professional liability. More specifically, detailed consideration of the Bolam test in the context of sports coaching, where the majority of coaches are volunteers, reinforces the Bolam doctrine as a control mechanism designed to protect both claimants and defendants alike. Importantly, a fuller analysis of related jurisprudence, even in instances where defendant coaches lack a formal qualification, and/or may not have engaged in considered and reasoned decision-making, reveals the potential for the Bolam test to operate as a quasi-defence, thereby safeguarding coaches from negligence liability. Nonetheless, in discharging this heightened standard of care incumbent upon them, coaches must ensure that the coaching practices adopted are regular, approved, and capable of withstanding robust and logical scrutiny. Ultimately, this article’s analysis of the principles of professional liability, in the specific circumstances of sports coaching, should prove to be of appreciably wider interest and utility for practitioners specialising in personal injury law.
Resumo:
The social identity approach to stress has shown how intragroup support processes shape individuals' responses to stress across health care, workplace, and community settings. However, the issue of how these 'social cure' processes can help cope with the stress of intergroup contact has yet to be explored. This is particularly important given the pivotal role of intergroup threat and anxiety in the experience of contact as well as the effect of contact on extending the boundaries of group inclusion. This study applies this perspective to a real-life instance of residential contact in a divided society. Semi-structured interviews with 14 Catholic and 13 Protestant new residents of increasingly mixed areas of Belfast city, Northern Ireland, were thematically analysed. Results highlight that transitioning to mixed communities was fraught with intergroup anxiety, especially for those coming from 'single identity' areas. Help from existing residents, especially when offered by members of other religious denominations, signalled a 'mixed community ethos' to new residents, which facilitated adopting and sharing this identity. This shared identity then enabled them to deal with unexpected intergroup threats and provided resilience to future sectarian division. New residents who did not adopt this shared identity remained isolated, fearful, and prone to negative contact.
Resumo:
In recent years unmanned vehicles have grown in popularity, with an ever increasing number of applications in industry, the military and research within air, ground and marine domains. In particular, the challenges posed by unmanned marine vehicles in order to increase the level of autonomy include automatic obstacle avoidance and conformance with the Rules of the Road when navigating in the presence of other maritime traffic. The USV Master Plan which has been established for the US Navy outlines a list of objectives for improving autonomy in order to increase mission diversity and reduce the amount of supervisory intervention. This paper addresses the specific development needs based on notable research carried out to date, primarily with regard to navigation, guidance, control and motion planning. The integration of the International Regulations for Avoiding Collisions at Sea within the obstacle avoidance protocols seeks to prevent maritime accidents attributed to human error. The addition of these critical safety measures may be key to a future growth in demand for USVs, as they serve to pave the way for establishing legal policies for unmanned vessels.