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During its decade-long war (1964–74) against Portuguese colonialism, Frelimo developed a language to express the style in which it imagined the nation. On taking power in 1975, Frelimo used this language — its watchwords — to signal the shared identity it aimed to instill within Mozambique. Frelimo asked Mozambicans to live in the future tense: to turn away from familiar idioms of belonging and embrace a sense of self and other untethered to past or present. The misalignment between this vision and its reception is most evident at local levels of administrative action, where people at lower rungs of the state received Frelimo's watchwords and creatively applied them, transforming ideas into practices. Many Mozambicans were unable or unwilling to accept Frelimo's vision, and as civil war engulfed more of the country in the early 1980s, Frelimo abandoned this nationalism, exchanging it for an idea of national community people could more easily imagine.
The paper titled “A systematic review of psychosocial protective factors against suicide and suicidality among older adults” by Ki and colleagues is a thought-provoking review that emphasizes the importance of improving protective factors for the development of suicide prevention and intervention in older adults, rather than just focusing on risk factors. Since the coronavirus disease 2019 (COVID-19) pandemic, media coverage of mental health and suicide has gained widespread attention. Suicide may become a more pressing issue due to the enormous economic and social toll of the spreading epidemic. Therefore, this systematic review is relevant in preventing suicide among older adults in the “post-pandemic” periods of COVID-19.
In this study, the authors highlight the importance of examining the moderating or mediating role of protective factors in suicide, due to the fact that suicide prevention must take into account a variety of factors simultaneously. More importantly, most studies focused primarily on received support among interpersonal protective factors, neglecting the role of support given to others, which might be more beneficial for older adults’ well-being. The thought that ensues is what role will social support reciprocity play in specific risk factors and suicidal behavior.
A substantial international body of evidence links housing to health outcomes. In 2021, the World Health Organisation (WHO) evaluated a small selection of policies from its six geographic regions and found that, in Australia as in the rest of the world, existing healthy housing measures fall short of the systemic response required to address health impacts and inequities. This paper takes the novel step of applying Bacchi’s (2009) ‘What is the Problem Represented to Be?’ approach to a wide-ranging thematic analysis of over 300 Australian policies across the domains of health and housing and related policy areas. In so doing, it offers an overview of existing healthy housing policy as well as illuminating the conceptual understandings and priorities of policy makers, shedding light on the policy paradigms that see housing under-utilised as a preventive health and health equity measure.
Teaching is a highly complex act, and learning to teach in an educational era that combines both teacher-centred and student-centred approaches presents additional challenges. Conducting demonstration lessons (DL) is one of the methods aimed at enhancing teachers’ instructional skills. This study examines the features and functions of this unique type of lesson from the perspective of music demonstration teachers in Guangdong, China. Through observation and interviews, the findings not only reveal the prevalence of DLs as performance-based lessons in Chinese teachers’ professional lives but also explore their distinctions from regular school teaching and their potential for improving teachers’ pedagogical abilities. Concerns and issues related to this type of lesson, along with possible solutions, are also discussed to provide recommendations for incorporating DLs into teacher training programmes in higher education institutions.
Individuals who serve in the military substitute work experience for post-secondary educational attainment after high school, leading to large educational attainment gaps between new veterans and observably similar nonveterans. Little is known about the evolution of these gaps by age and across cohorts. We investigate the life-cycle attainment of veterans relative to nonveterans using a synthetic panel data approach. Following five multiyear birth cohorts we find that, on average, veterans close a 20-percentage point gap in attainment of a bachelor's or greater over time and significantly outpace observably similar nonveterans in attainment of an associate's degree. Female and minority veterans exceeded the attainment of similar nonveterans over time, and more recent birth cohorts began with larger gaps but closed them at younger ages due to increasing levels of both enrollment and enrollment intensity. Our findings highlight the important role of military service in facilitating social mobility through educational attainment.
Professor William Ivory (Ivor) Browne, consultant psychiatrist, who died on 24 January 2024, was a remarkable figure in the history of medicine in Ireland and had substantial influence on psychiatric practice and Irish society. Born in Dublin in 1929, Browne trained in England, Ireland, and the US. He was chief psychiatrist at St Brendan’s Hospital, Grangegorman, Dublin from 1965 to 1994 and professor of psychiatry at University College Dublin from 1967 to 1994. Browne pioneered novel and, at times, unorthodox treatments at St Brendan’s. Along with Dr Dermot Walsh, he led the dismantling of the old institution and the development of community mental health services during the 1970s and 1980s. He established the Irish Foundation for Human Development (1968–1979) and, in 1983, was appointed chairman of the group of European experts set up by the European Economic Community for reform of Greek psychiatry. After retirement in 1994, Browne practiced psychotherapy and pursued interests in stress management, living system theory, and how the brain processes trauma. For a doctor with senior positions in healthcare and academia, Browne was remarkably iconoclastic, unorthodox, and unafraid. Browne leaves many legacies. Most of all, Browne is strongly associated with the end of the era of the large ‘mental hospital’ at Grangegorman, a gargantuan task which he and others worked hard to achieve. This is his most profound legacy and, perhaps, the least tangible: the additional liberty enjoyed by thousands of people who avoided institutionalisation as a result of reforms which Browne came to represent.
Early life stress (ELS) and a Western diet (WD) promote mood and cardiovascular disorders, however, how these risks interact in disease pathogenesis is unclear. We assessed effects of ELS with or without a subsequent WD on behaviour, cardiometabolic risk factors, and cardiac function/ischaemic tolerance in male mice. Fifty-six new-born male C57BL/6J mice were randomly allocated to a control group (CON) undisturbed before weaning, or to maternal separation (3h/day) and early (postnatal day 17) weaning (MSEW). Mice consumed standard rodent chow (CON, n = 14; MSEW, n = 15) or WD chow (WD, n = 19; MSEW + WD, n = 19) from week 8 to 24. Fasted blood was sampled and open field test and elevated plus maze (EPM) tests undertaken at 7, 15, and 23 weeks of age, with hearts excised at 24 weeks for Langendorff perfusion (evaluating pre- and post-ischaemic function). MSEW alone transiently increased open field activity at 7 weeks; body weight and serum triglycerides at 4 and 7 weeks, respectively; and final blood glucose levels and insulin resistance at 23 weeks. WD increased insulin resistance and body weight gain, the latter potentiated by MSEW. MSEW + WD was anxiogenic, reducing EPM open arm activity vs. WD alone. Although MSEW had modest metabolic effects and did not influence cardiac function or ischaemic tolerance in lean mice, it exacerbated weight gain and anxiogenesis, and improved ischaemic tolerance in WD fed animals. MSEW-induced increases in body weight (obesity) in WD fed animals in the absence of changes in insulin resistance may have protected the hearts of these mice.
Widespread research over four decades has shown that musicians suffer physical and psychological injuries that can begin during childhood and early adulthood. A survey of 268 Australian tertiary music students revealed their perceptions of the importance of health education as part of their education. While students rated health knowledge as highly important, they considered its inclusion in their education to be less significant. Thirty-six percent reported current physical pain or injury, and 41% reported current psychological health issues. Significant correlations emerged between students’ reported injury history and prioritisation of health education and particular health topics. This has implications for tertiary music education providers regarding policies for the integration of health education into the curriculum.
John Selden's 1642 edition and translation of an extract from a chronicle by Eutychius (Said ibn Batriq), the tenth-century Melkite patriarch of Alexandria, can be considered the first Arabic book printed in England. This article examines the early reception of Selden's Eutychius in the European republic of letters, exploring the ways in which its testimony about the early Alexandrian Church contributed to scholarly debates over episcopacy against the backdrop of the English Revolution. In doing so it demonstrates how Selden's edition made Eutychius a touchstone in seventeenth-century confessional disputes over ecclesiastical history while attracting readers in England and abroad.
The stimulation of instability and transport in the bottom boundary layer by internal solitary waves has been documented for over twenty years. However, the challenge of shallow slopes and a disparity of scales between the large-scale wave and the small-scale boundary layer has proven challenging for simulations. We present laboratory scale simulations that resolve the three-dimensionalisation in the boundary layer during the entire shoaling process. We find that the late stage, in which the incoming wave fissions into boluses, provides the most consistent source of three-dimensionalisation. In the early stage of shoaling, three-dimensionalisation occurs not so much due to separation bubble instability, but due to the interaction of vortices shed from the separation bubble with the overlying pycnocline. This interaction overturns the pycnocline, and creates bursts in kinetic energy and viscous dissipation, suggesting that the shed vortices induce turbulent motion and sediment resuspension in the water column above and behind the separation bubble.
A surge of pediatric respiratory illnesses beset the United States in late 2022 and early 2023. This study evaluated within-surge hospital acute and critical care resource availability and utilization. The study aimed to determine pediatric hospital acute and critical care resource use during a respiratory illness surge.
Methods
Between January and February 2023, an online survey was sent to the sections of hospital medicine and critical care of the American Academy of Pediatrics, community discussion forums of the Children’s Hospital Association, and PedSCCM—a pediatric critical care website. Data were summarized with median values and interquartile range.
Results
Across 35 hospitals with pediatric intensive care units (PICU), increase in critical care resource use was significant. In the month preceding the survey, 26 (74%) hospitals diverted patients away from their emergency department (ED) to other hospitals, with 46% diverting 1-5 patients, 23% diverting 6-10 patients, and 31% diverting more than 10 patients. One in 5 hospitals reported moving patients on mechanical ventilation from the PICU to other settings, including the ED (n = 2), intermediate care unit (n = 2), cardiac ICU (n = 1), ward converted to an ICU (n = 1), and a ward (n = 1). Utilization of human critical care resources was high, with PICU faculty, nurses, and respiratory therapists working at 100% capacity.
Conclusions
The respiratory illness surge triggered significant hospital resource use and diversion of patients away from hospitals. Pediatric public health emergency-preparedness should innovate around resource capacity.
Mass Casualty Incidents (MCIs) involving high-speed passenger ferries (HSPFs) may result in the dual-wave phenomenon, in which the emergency department (ED) is overwhelmed by an initial wave of minor injuries, followed by a second wave of more seriously injured victims. This study aimed to characterize the time pattern of ED presentation of victims in such accidents in Hong Kong.
Methods
All HSPF MCIs from 2005 to 2015 were reviewed retrospectively, with the time interval from accident to ED registration determined for each victim. Multivariable linear regression was used to identify independent factors associated with the time of ED presentation after the accidents.
Results
Eight MCIs involving 492 victims were identified. Victims with an Injury Severity Score (ISS) ≥ 9 had a significantly shorter median time interval compared to those with minor injuries. An ISS ≥ 9 and evacuation by emergency service vessels were associated with a shorter delay in ED arrival, whereas ship sinking, accident at nighttime, and a longer linear distance between the accident and receiving ED were associated with a longer delay.
Conclusion
The dual-wave phenomenon was not present in HSPF MCIs. Early communication is the key to ensure early resource mobilisation and a well-timed response.
Scholars have rightly identified the roles of literal/historical interpretation and noetic/spiritual interpretation in Cyril of Alexandria's exegesis of Scripture. This article argues that narrative contributes to both methods by using events in the past to explain Scripture's meaning. He applies concepts established historically by Exodus’ recount of the Israelites’ presence in Egypt to his interpretation of the prophetic books. On the one hand, his literal interpretation draws from the Israelites’ return to idolatry, detailed in Exodus xxxii. On the other hand, his noetic interpretation relates the Egyptians’ oppression of the Israelites detailed in Exodus i to humanity's limitations under the devil.
Clustering is a method of allocating data points in various groups, known as clusters, based on similarity. The notion of expressing similarity mathematically and then maximizing it (minimize dissimilarity) can be formulated as an optimization problem. Spectral clustering is an example of such an approach to clustering, and it has been successfully applied to visualization of clustering and mapping of points into clusters in two and three dimensions. Higher dimension problems remained untouched due to complexity and, most importantly, lack of understanding what “similarity” means in higher dimensions. In this paper, we apply spectral clustering to long timeseries EEG (electroencephalogram) data. We developed several models, based on different similarity functions and different approaches for spectral clustering itself. The results of the numerical experiment demonstrate that the created models are accurate and can be used for timeseries classification.
The rationale behind state support for, and obedience to, normative rules and obligations has long been a topic of international law scholarship discourse. What has yet to be fully established, however, is why virtually all states have agreed to adhere to a seemingly novel global paradigm with ambitious yet non-binding objectives – the United Nations 2030 Sustainable Development Goals (SDGs). This article identifies six factors as contributing to the influencing power of the SDGs – namely, the role of law, particularly inter- and transnational law, the legitimacy of the framework, the notion of reciprocity, reputational concerns, national self-interest, and the moral duty to address the shared global challenges of sustainable development.
By exploring their strengths and limitations through several theoretical frameworks (including Harold Koh's theory of transnational legal processes, Thomas Franck's theory of legitimacy, and Ryan Goodman and Derek Jinks’ three mechanisms of social influence), this article argues that the combination of these factors motivates voluntary state commitment, reporting, and cooperation under the SDG framework and that, overall, the SDGs offer a versatile lens to explore the different motives for state adherence to a soft law framework in the inter- and transnational legal spheres.
This study examines the pursuit-evasion game involving unmanned aerial vehicles (UAVs), with a specific focus on the scenario of N-pursuers-one-escapee. The primary objective is to develop an optimal strategy for the escapee when the pursuers possess superior capabilities. To obtain this objective, we conduct the following study. Firstly, to enhance realism, a non-cooperative differential game model is formulated, incorporating multiple motion characteristics, including aerodynamics, overloading, and imposed constraints. Secondly, the end-value performance index is subsequently converted to an integral one, simplifying the solution process of the Hamilton-Jacobi-Bellman (HJB) equation. An iterative method is utilised to determine the covariates using the Cauchy initial value problem, and its convergence and uniqueness are established. The optimal avoidance strategy is subsequently derived from the covariates. Finally, the superiority of the proposed strategy is validated through simulation experiments and compared to three advanced optimal avoidance strategies. A total of 1,000 anti-jamming simulation experiments are conducted to verify the robustness of the proposed strategy.
We use the New Keynesian Dynamic Stochastic General Equilibrium (DSGE) framework and Vector Autoregressive (VAR) to investigate the usefulness and relevancy of monetary services, augmented to include credit card transaction services. We use the new credit-card-augmented Divisia monetary aggregates in the models to further the existing research on their usefulness and relevancy. In this research, we compare three different monetary aggregates within the New Keynesian framework: (1) the aggregation-theoretic “true” monetary aggregate, (2) the credit-card-augmented Divisia monetary aggregate, and (3) the simple sum monetary aggregate.
We acquire the following primary results. (1) The credit-card-augmented Divisia monetary aggregate tracks the theoretical (true) monetary aggregate, while simple sum does not. Although this result would be expected from the theory in classical economic models, the result is not an immediate implication of the theory in New Keynesian models and therefore needs empirical confirmation. (2) Under the recursive VAR framework, the credit-card-augmented Divisia monetary aggregate serves as a preferable monetary policy indicator compared to the traditional federal funds rate. (3) On theoretical grounds, we find that the separability condition for existence of a monetary aggregator function could fail, if credit card deferred payment services were excluded from the monetary services block, unless all markets are perfect.