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Archaeologists have long investigated the rise of inequality in prehistoric Europe. I argue that images of steadily increasing inequality are usually based on cherry-picking outstanding cases and selectively interpreting the results. Based on a large-scale qualitative assessment of the Central Mediterranean, I make two claims. First, a broad review of evidence suggests that social inequality was not a major organizing principle of most prehistoric societies. Instead, throughout prehistory, inequality formed part of a heterogeneous, heterarchical social order. Second, this was not simply due to historical chance or stagnation. As my outline of the “people’s history” of prehistoric Europe suggests, many of the archaeologically most visible developments in every period were actively aimed at undermining, encapsulating, or directing the potential development of hierarchy. In this sense, Europe’s long prehistory of limited and ambiguous hierarchy does not represent a failure of social evolution but rather widespread success in developing tactics for maintaining equality.
Distributionally robust optimization (DRO) studies decision problems under uncertainty where the probability distribution governing the uncertain problem parameters is itself uncertain. A key component of any DRO model is its ambiguity set, that is, a family of probability distributions consistent with any available structural or statistical information. DRO seeks decisions that perform best under the worst distribution in the ambiguity set. This worst case criterion is supported by findings in psychology and neuroscience, which indicate that many decision-makers have a low tolerance for distributional ambiguity. DRO is rooted in statistics, operations research and control theory, and recent research has uncovered its deep connections to regularization techniques and adversarial training in machine learning. This survey presents the key findings of the field in a unified and self-contained manner.
To (1) determine how serum fatty acid (FA) levels differ by developmental stage, (2) quantify associations between perinatal HIV-related factors and PUFA levels and (3) examine the heterogeneity of these associations by developmental stage.
Design:
Cross-sectional secondary analysis of baseline data from two prospective cohorts.
Setting:
Kampala, Uganda.
Participants:
243 children (6–10 years old) and 383 adolescents (11–18 years old) were recruited at Kawaala Health Center based on perinatal HIV status. Youth (children and adolescents) were classified as: those with perinatal HIV infection (PHIV: n 212), those perinatally HIV exposed but remained uninfected (HEU: n 211) and those perinatally HIV unexposed and uninfected (HUU: n 203).
Results:
Adolescents had lower n-6 and n-3 PUFA levels than children, and among adolescents, these levels increased with age. Relative to children HUU, children PHIV had a higher triene:tetraene ratio and 20:3n-9 (indicators of essential fatty acid deficiency (EFAD)). Adolescents PHIV v. HUU had lower 20:5n-3 levels. When considering in utero/peripartum antiretroviral therapy (IPA) exposure, the FA profile was indicative of EFAD for youth PHIV with (a) no IPA exposure and (b) combination IPA exposure, whereas non-nucleoside RT inhibitor+nucleoside RT inhibitor exposure was associated with a favourable FA profile among youth PHIV and HEU (all P < 0·05).
Conclusion:
In this sample, perinatal HIV status was associated with low PUFA levels, and these associations varied by developmental stage and IPA exposure type. Future research should elucidate the contribution of IPA exposure type to EFAD and the implications of these differences on growth and cognitive development.
Now mostly derided as a musical vandal, the cellist Friedrich Grützmacher (1832–1903) was seen during his lifetime as a noble and serious artist, highly respected as a performer and sought-after as a teacher. His numerous and heavily annotated performing editions – and in particular his pedagogical editions of older works – represent his attempt to preserve and disseminate a style of playing that was referred to at the time as ‘classical’ (classisch or klassisch). While the concept of classic works, as it developed in the nineteenth century, has been studied in depth by Lydia Goehr, William Weber and others, the related yet distinct concept of classical musicianship is relatively unexplored. This chapter traces the cultural resonances of the term ‘classisch’ as it was used in the German-speaking press over the course of Grützmacher’s lifetime, arguing that it represents a complement or parallel to the idea of classic works, with an independent connection to Romantic Idealism and Hellenism. The chapter then examines the performance practice implications of classical musicianship through the lens of Grützmacher’s editions, with a particular focus on a disciplined sense of tempo, a grand and tranquil physical presence, and a highly nuanced use of the bow in the service of musical character. Viewing classical musicianship in this way clears Grützmacher’s editions of the charge of vandalism by challenging us to reconsider the ideal relationship between composer and performer, as well as the fundamental purpose of an edition.
Case-control studies can provide attribution estimates of the likely sources of zoonotic pathogens. We applied a meta-analytical model within a Bayesian estimation framework to pool population attributable fractions (PAFs) from European case-control studies of sporadic campylobacteriosis and salmonellosis. The input data were obtained from two existing systematic reviews, supplemented with additional literature searches, covering the period 2000–2021. In total, 12 studies on Campylobacter providing data for 180 PAFs referring to 5983 cases and 13213 controls, and five studies on Salmonella providing data for 75 PAFs referring to 2908 cases and 5913 controls, were included. All these studies were conducted in Western or Northern European countries. Both pathogens were estimated as being predominantly linked to food- and waterborne transmission, which explained nearly half of the cases, with Campylobacter being mainly attributable to poultry (meat), and Salmonella to poultry (eggs and meat) and pig (meat), as specific foodborne exposures. When also considering contact with animals, around 60% of cases could be explained by the larger group of zoonotic transmission pathways. While environmental transmission was also sizeable (around 10%), about a quarter of cases could be explained by factors such as travel, underlying diseases/medicine use, person-to-person transmission and occupational exposure.
Reparations for colonialism and colonial-era atrocities have moved from an unrealized demand of citizens, politicians, and thinkers in the Global South to a project with some results in the real world. Key markers include the return of numerous art objects from museums in the Global North to their countries of origin;1 the release of the Caribbean Community and Common Market’s (CARICOM) proposal for reparations;2 and Namibia’s agreement with Germany on compensation for the German genocide against the Herero people in 1904–083—along with the resultant controversy. These developments follow earlier claims for reparations directed to—and their eventual acceptance by—the governments of Canada and New Zealand, domestic courts in the Netherlands and the UK, and the Inter-American Court of Human Rights.4 At the same time, it remains the case that reparations for colonialism are overall few and far between.
Mental health or psychological forensic assessments are a growing practice in immigration adjudication, but the practice is not well understood. Several studies have measured the impact of medical or mental health forensic reports in immigration adjudication; yet none have documented when mental health forensic reports are sought or how they are conducted in practice. This article undertakes an interdisciplinary empirical documentation of the practice of forensic mental health assessments in immigration adjudication. A core focus of our survey was documenting the role of mental health forensic immigration assessments in substantiating migrants’ trauma and bolstering credibility. Our preliminary findings identify ways to improve the practice of mental health assessments within the immigration context toward practices that are more consistent with the science of trauma and memory.
The dividing line between work and non-work structures all contemporary European societies. Decisions on what work is done, by whom, at what price, and under which conditions, shape individual lives and underpin economic, political and social institutions through the production of wealth and inequality. If the dualism of work and non-work invests activities and interaction with meaning and value, producing cultural and social status along the way, it is historically highly contingent. Neither ‘work’ nor ‘non-work’ means the same thing across time and space. Yet, while dialectically dependent on one another, non-work has received far less attention by contemporary historians, who have by and large followed a pattern of identifying work with labour, whether in capitalist or socialist configurations. In contrast, the present forum suggests an integrative perspective in which both the practices and habits of not-working while at work and forms of wageless life beyond unemployment figure prominently.
We identify strong cross-border property rights as a driver for the globalization of innovation. Using 67 million patents from over 100 patent offices, we construct novel measures of the three stages of innovation diffusion: adoption, sourcing, and collaboration. Exploiting staggered bilateral investment treaties (BITs) as shocks to cross-border property rights, we show that signatory countries increase technology adoption and sourcing from each other; they also increase R&D collaborations. The results are particularly strong for countries with weak domestic institutions and technologies with high imitation risks. Increases in R&D-related foreign investments explain most of the results.
Despite significant efforts to assess conservation status, many endemic plants in Brazil remain largely unstudied, including Stachytarpheta, a genus of Verbenaceae with 90 species in the country, of which 82 are endemic. Working with the Brazilian National Center for Plant Conservation, we evaluated all endemic Stachytarpheta for the IUCN Red List. We concluded that 57% of endemic species are threatened (Critically Endangered, Endangered, Vulnerable), 6% are Near Threatened, 22% are Least Concern and 10% are Data Deficient. Threatened species are found exclusively in the Cerrado, Caatinga and Atlantic Forest biomes, where they face threats from livestock farming and ranching, agroindustry, mining and an increased frequency and intensity of wildfires. These species predominantly grow in campos rupestres and savannahs, especially in the Espinhaço Range in Bahia and Minas Gerais states and Chapada dos Veadeiros in Goiás state. At least 68% of the threatened species have one record within a protected area. We highlight the importance of Chapada Diamantina in Bahia and the Diamantina Plateau in Minas Gerais within the Espinhaço Range for the conservation of threatened and unprotected species. This study underscores the important role of taxonomists in the assessment of threatened species, emphasizes the need for further field surveys to gather key information about Data Deficient species and highlights the restricted distribution of several Stachytarpheta species in Brazil.
Flows of particles through bottlenecks are ubiquitous in nature and industry, involving both dry granular materials and suspensions. However, difficulties in precisely controlling particle properties in conventional set-ups hinder the full understanding of these flows in confined geometries. Here, we present a microfluidic model set-up to investigate the flow of dense suspensions in a two-dimensional hopper channel. Particles with controlled properties such as shape and deformability are in situ fabricated with a photolithographic projection method and compacted at the channel constriction using a Quake valve. The set-up is characterised by examining the flow of a dense suspension of hard, monodisperse disks through constrictions of varying widths. We demonstrate that the microfluidic hopper discharges particles at a constant rate under both imposed pressure and flow rate. The discharge of particles under imposed flow rate follows a Beverloo-like scaling, while it varies nonlinearly with particle size under imposed pressure. Additionally, we show that the statistics of clog formation in our microfluidic hopper follow the same stochastic laws as reported in other systems. Finally, we show how the versatility of our microfluidic model system can be used to investigate the outflow and clogging of suspensions of more complex particles.
Over the past five years, China–Africa engagements have undergone significant changes, mainly due to the COVID-19 pandemic. Padraig Carmody (2021) describes the pandemic’s effect on China’s global engagements as a critical juncture. This is because due to its extended lockdown, China prioritized domestic consumption and sustainability of its economy, buffering it from external pressures. This led to China restructuring its position in the global supply chains, exposing Africa’s dependency on China and other external powers for both financing and manufactured goods. With most African countries’ economies dependent on exports of primary commodities, these shifts in the global supply chain and reorientation of the Chinese economy led to financial depression in Africa, leaving countries unable to finance critical development projects and service their foreign debts.
In current Australian practice, higher education institutions provide access to reasonable adjustments for disabled students to support equitable access to learning. Although these practices can support access to learning, there are many barriers for students, including the requirement to disclose their disability, an administrative and advocacy burden, and variable implementation outcomes. In contrast, a Universal Design for Learning (UDL) approach reduces the individual student demand. It provides learning environments that are, by design, accessible, free of barriers, and appropriately challenging for all learners. In the present study, we conducted an anonymous online survey regarding the UDL practices used by academic teaching staff at a regional Australian university. In total, 113 respondents completed the 20-question survey, which included closed-response and open-text questions. The survey explored academic awareness and implementation of UDL in their teaching practice, and open-text questions were used to elicit their perspectives on UDL. Among other findings in the closed-response questions, there was a large discrepancy in the consistent implementation of UDL in practice, in which 50% of academics reportedly did not intentionally incorporate it. Results from the open-text questions revealed four key challenges academics encountered in implementing UDL: resources and time constraints, knowledge and awareness, institutional barriers, and implementation challenges.
In this article, we explore transformations and continuities in cosmology and cultural landscape structure across Pueblo history in the US Southwest. Many researchers have directly compared the archaeology of the society centered at Chaco Canyon (ca. AD 850–1140) in northwestern New Mexico with ethnographic documentation of Pueblo communities from the nineteenth and twentieth centuries. This approach makes it difficult to understand how cultural transformation played out in the intervening centuries. Here, we investigate this history by comparing Kin Nizhoni, a Chaco-era Great House community in the Red Mesa Valley, with Wiyo’owingeh, a post-Chacoan community in the Rio Grande Valley. We find that the built environments of both sites expressed similar cosmological principles, but architectural expressions of these concepts became less explicitly marked over time. We also find that this similar cosmology was mapped onto different social structures, with a focus on elite architecture in the Chaco era as opposed to communal dwellings with spatially separated shrines in later Pueblo contexts. We close by proposing a connection between the functions of Chacoan Great Houses and later Pueblo World Quarter Shrines. Overall, our findings underscore the utility of cultural landscape studies for tracing relationships between religion and society across North American Indigenous histories.
This article examines the earliest known corpus of Chinese poetry written in the Spanish Philippines, preserved in Diego de Rueda y Mendoza’s Relación verdadera de las exequias funerales (1625), composed to commemorate the death of King Philip III. Among the numerous multilingual tributes collected in the manuscript, six poems were authored by members of the Sangley (Chinese) community in Manila—some Christianised, others gentile—marking a significant moment in the history of transcultural mourning, poetic diplomacy, and Chinese literary expression in a colonial Iberian setting. Three of the poems are written in classical Chinese and exhibit sophisticated Buddhist and literary references; the other three, composed in Spanish by Sangley authors, reflect a hybridised voice grounded in baroque rhetorical tradition. Rueda’s accompanying prose ‘translation’ of the Chinese poems reveals both a willingness to engage Chinese expression and a limited understanding of its linguistic and cultural nuances. This study offers a close reading of the Chinese poems, demonstrating how they employ imagery rich in Buddhist meaning, reflecting the Chinese cultural understanding of imperial rulership. It also compares these verses to their Spanish counterparts and Rueda’s summaries, revealing both overlap and erasure. The article argues that these poems, far from being mere colonial curiosities, testify to the complex cultural agency of Manila’s Chinese community and challenge dominant narratives of Hispanisation. Ultimately, the manuscript preserves a unique instance of literary and political negotiation that sheds light on the layered identities of early modern Chinese in the Philippines.
As Editors-in-Chief of the American Journal of International Law, we endeavor to promote the study and practice of international law through broad, open, critical, and vigorous debate, both on and off the pages of the Journal. The success of our enterprise depends on freedom of inquiry—the ability to research, investigate, evaluate, theorize, challenge, collaborate, write, lecture, and publish without influence, coercion, or apprehension. The Journal can fulfill this mission only if the teaching, study, and practice of international law in the United States (and beyond) proceed without political conditions or fear of retribution. Recent actions by the U.S. government and broader trends in the United States demonstrate a lack of commitment to law and institutions in ways that undermine our work. In particular, the government’s threats to universities and research journals undercut the study and teaching of international law, its threats to law firms and non-profit organizations impinge on the practice of international law, and its targeting of people with varying immigration statuses on the basis of their lawful exercise of free speech silences important voices in our community.
Despite widespread adoption of international anti-money laundering standards over the last 30 years, their effectiveness remains poorly understood due to persistent data limitations. I address this gap in the scholarship by leveraging cryptocurrency transaction data to assess how specific regulatory design features shape compliance. Using bunching estimation, I demonstrate that customers strategically adjust transaction sizes to avoid threshold-based screening requirements, while exchanges fail to adequately address this behavior through risk-based monitoring. Analysis of British Virgin Islands exchanges using difference-in-differences estimation before and after regulatory changes provides additional evidence supporting these conclusions. The findings reveal how regulatory design features shape behavior in cryptocurrency markets and suggest specific improvements for regulatory frameworks.