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The well of Junia Rufina has long been one of the main features of the archaeology of Roman Butrint. This paper aims at offering a chronological and cultural context for its dedication by inserting it into contemporary urban and historical developments. The monumentalization of the well in the 2nd c. CE illustrates how increased access to and architectural display of water was a main aspect of urban policy in the newly founded province of Epirus, in line with the rest of the Greek world. The role of Rufina, on the other hand, can be understood in the light of the cultural policies of the time, and as a manifestation of the power and prestige attached to female patronage in highly networked families throughout the Empire at the time of Hadrian.
Adverse pressure gradient (APG) boundary layers were studied experimentally to determine their behaviour under non-equilibrium conditions and whether the outer layer similarity between smooth- and rough-wall cases observed under zero pressure gradient (ZPG) conditions continues to hold. Experiments were conducted in a recirculating water tunnel with smooth and rough test walls. The pressure gradient was set to produce a variety of Clauser pressure gradient parameter, β, histories. In some cases, the boundary layer was in a canonical ZPG state immediately upstream of the APG region. The APG caused a rise in the mean velocity defect and Reynolds stress profiles when normalised by the local friction velocity. In some cases, similarity between the rough- and smooth-wall cases was observed when β was matched, but exceptions were found in the strongest pressure gradient cases where β rose rapidly in terms of the dimensionless streamwise coordinate (xuτo2)/(2Ue2θ), where $u_{\tau}$ is the friction velocity, $U_e$ is the freestream velocity, and $\theta$ is the momentum thickness, presumably because the boundary layer was farther from equilibrium. When the β history was matched, greater similarity between the rough- and smooth-wall cases was observed even in the stronger pressure gradient cases, and matching the Clauser shape factor, G, also resulted in greater similarity. Departures from similarity were more apparent for the turbulence quantities than for the mean velocity. Additional history effects were considered through comparison with cases in which the APG followed immediately downstream of a favourable pressure gradient (FPG), showing the effects of the upstream FPG were significant but short lived. Detailed measurements are presented for one APG case approaching separation. In a final comparison, cases with a ZPG following an APG were considered. The return of the mean flow to canonical ZPG behaviour appeared to follow an exponential decay, and the response of turbulence quantities was slow.
The consumption of food is simultaneously one of humanity’s most basic necessities and one of its greatest luxuries. It has, appropriately, both inspired and reflected cultural activities, from agricultural rituals and ascetic practices to epicurean banquets and poetry. At the present moment, we seem to be living in an era of peak food obsession, fueled by extremely popular food culture, the rapid rise of “foodie” life on social media, and heated debates over the authenticity and identity of cuisine in a multicultural context. Chinese societies have been equally obsessed, with food being a central theme of ancient bronzes, Confucian classics, religious practices, and literary works. For this reason, the study of Chinese food culture naturally brings one through a wide array of disciplines, including cultural studies, history, religion, medicine, and aesthetics. However, with a few notable exceptions, major research in humanistic food studies has tended to emphasize recent time periods, European and American cultures, or both (the “modern west”). The result has been a strong emphasis on “cultural studies” approaches, usually adopting structuralist, culturalist, or Gramscian critiques of power brokers in the past century.1 This special issue shows how attention to Chinese food history may bring to light many new questions and methods in the study of food culture.
The superior sinus venosus atrial septal defect is situated immediately inferior to the junction of the superior caval vein (SCV) and the right atrium. It is usually associated with partial anomalous pulmonary venous drainage. Surgical correction used to be the only treatment option, but the transcatheter approach using a covered stent has recently evolved substantially.
Patients and methods:
This is a single-centre retrospective analysis of all patients who underwent transcatheter correction of sinus venosus atrial septal defect in our institution between January 2024 and January 2026. Data was collected from the Adult CHD multidisciplinary meeting records and patients’ medical records. The hospital records, including case notes and other electronic data, were reviewed.
Results:
Five patients were treated with transcatheter correction of sinus venosus atrial septal defect and partial anomalous pulmonary venous drainage. All patients were adults with an age range of 30–61 years. Three were males. One patient received a 100-mm Optimus-CVS polytetrafluoroethylene (PTFE)-Covered Stent XXL, whereas all remaining 4 patients received an 80-mm stent. One patient received a second stent for a residual shunt. There were no mortalities or immediate adverse events. The follow-up period at the time of manuscript submission so far is 3–24 months, and no late complications have been observed.
Conclusions:
Transcatheter closure of sinus venosus atrial septal defect is a feasible and safe procedure in selected patients with good results. The learning curve is still to be completed, and surgical options are not to be completely abolished.
Handheld firearms have been little studied in the military history of the Portuguese in Asia. Historians have centered on naval and siege warfare, in which cannons feature extensively. The way artillery was used in ships and sieges has been depicted as an important innovation of European origin, which gave the Portuguese a decisive advantage over their Asian opponents. Yet, this approach has confined harquebuses and muskets to a secondary role. We reconsider this historiographical imbalance using Jeremy Black’s idea that fitness-for-purpose is the best standard to measure military effectiveness. We argue that even if handheld firearms were not used by the Portuguese in a particularly “innovative” way, they were important and effective at the time.
High-frequency mortality data have attracted growing attention, but their use has largely been confined to specific applications rather than general modeling and forecasting. Such data pose new challenges to traditional mortality models due to pronounced seasonal patterns and short-term fluctuations. To address these challenges and produce more accurate forecasts with the high-frequency mortality data, this paper introduces a novel integration of gradient boosting techniques into traditional stochastic mortality models under a multi-population setting. Our key innovation lies in using the Li and Lee model as the weak learner within the gradient boosting framework, replacing conventional decision trees. Empirical studies are conducted using weekly mortality data from 30 countries (Human Mortality Database, 2015–2019). Empirical evidence highlights that the proposed methodology not only enhances model fit by accurately capturing underlying mortality trends and seasonal patterns but also achieves superior forecast accuracy, compared to the benchmark models. We also investigate a key challenge in multi-population mortality modeling: how to select appropriate subpopulations with sufficiently similar mortality experiences. A comprehensive clustering exercise is conducted based on mortality improvement rates and seasonal strength. The empirical results demonstrate that our proposed model maintains strong forecast accuracy across different clustering configurations, thereby reducing the need for extensive data preprocessing.
We investigate the aggregate effects of household debt on a monetary policy easing shock using a smooth transition vector autoregression model. Using generalized impulse response functions, we measure whether the effect of a reduction in interest rate on output is conditioned by different levels of household debt in Australia, Sweden and Norway, three developed economies with high levels of household indebtedness, and in the world’s seven largest economies. Our findings show that the short-term effects of a reduction in interest rates are generally stronger during periods of high household debt. On average, the monetary stimulus (on impact) is 0.06% (percent of GDP) larger in Norway and the United States during periods of high household debt. Our findings also suggest high levels of household debt may diminish the persistence of monetary policy shocks in the medium term (4–8 quarters).
This article examines whether formal and informal workers in Argentina and Chile hold different attitudes toward labor unions. Engaging debates on labor-market dualism and union revitalization, we assess the representation gap hypothesis—which expects weaker union support among outsiders—against the class solidarity hypothesis, which anticipates broadly similar orientations across labor-market positions. Using original 2025 survey data from both countries, we find limited evidence of a systematic insider–outsider divide. Although informal self-employed workers sometimes express more skeptical views, most attitudes among informal workers are statistically indistinguishable from—and in some cases more favorable than—those of formal workers. Cross-nationally, Argentine workers tend to assign greater importance to unions, while Chilean workers report higher willingness to unionize. Taken together, these findings suggest that the representation gap thesis may not fully capture workers’ orientations and point to the potential relevance of solidaristic dynamics shaped by national institutional and political contexts.