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    Crustal block origins of the South Scotia Ridge

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    The Cenozoic development of the Scotia Sea and opening of Drake Passage evolved in a complex tectonic setting with sea-floor spreading accompanied by the dispersal of continental fragments and the creation of rifted oceanic basins. The post-Eocene tectonic setting of the Scotia Sea is relatively well established, but Late Mesozoic palaeo-locations of many continental fragments prior to dispersal are largely unknown, with almost no geological control on the submerged banks. Detrital zircon analysis of dredged metasedimentary rocks of Bruce Bank from the South Scotia Ridge demonstrates a geological continuity with the South Orkney microcontinent (SOM) and also a clear geological affinity with the Trinity Peninsula Group metasedimentary rocks of the Antarctic Peninsula and components of the Cordillera Darwin Metamorphic Complex of Tierra del Fuego. Kinematic modelling indicates an Antarctic Plate origin for Bruce Bank and the SOM is the most plausible setting, prior to translation to the Scotia Plate during Scotia Sea opening

    Thermal history of the southern Antarctic Peninsula during Cenozoic oblique subduction

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    Apatite(U–Th)/Heandapatitefission-trackthermochronologyisusedtoconstrainthecoolinganduplifthistoryof the southern Antarctic Peninsula where easterly-directed subduction of the Phoenix Plate, including ridge–trench collisions, has been taking place along its western margin since the Late Cretaceous. Apatite ages and thermal history models are similar on eastern Palmer Land but are younger and vary across westernmost Palmer Land and Alexander Island. Transformation of thermal history models to a single plot shows how cooling rates varied as a function of distance from the trench zone. Eastern Palmer Land preserves a record of uplift during the Late Cretaceous that coincides with changes in Phoenix Plate convergence rates and direction. In contrast, western Palmer Land and Alexander Island experienced a period of increased rates of cooling between c. 25 and 15 Ma. This younger phase of exhumation is bounded by major fault zones related to the extension and rifting that formed the present-day George VI Sound. It was probably triggered by cessation of subduction owing to trench collision of a ridge segment NE of the Heezen fracture zone. No evidence was found for slab window influences as seen along the northernmost part of the Antarctic Peninsula

    Des images parlantes: la sociabilité dans les conversation pieces du XVIIIe britannique [Talking pictures: sociability in the Eighteenth-Century British conversation piece]

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    Book synopsis: Ce volume de « Transversales » constitue le huitième volet des travaux de spécialistes des études sur le dix-huitième siècle français et britannique. Ces chercheurs tentent de redéfinir les modes opératoires de la sociabilité pour chacune des deux nations, à partir de sources célèbres ou méconnues, et s’interrogent sur la réalité de la supériorité du modèle français de la sociabilité. Le présent volume s’intéresse tout particulièrement à la circulation de ces modèles nationaux tout au long de réseaux familiaux, amicaux, marchands, savants ou encore diplomatiques qui ont le point commun de développer des formes de sociabilité fondées sur des échanges de nature conviviale ou encore sur un partage et une transmission de savoirs. Dans une aire géographique qui s’étend désormais à toute l’Europe ainsi qu’à ses colonies, cet ouvrage met au jour des phénomènes de transferts, d’échanges, de détournements et d’hybridation à travers une série d’études qui prennent en compte non seulement la dimension transnationale de la constitution des réseaux d’échanges mais aussi les parcours individuels

    Strategic cyber security management

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    This textbook places cyber security management within an organizational and strategic framework, enabling students to develop their knowledge and skills for a future career. The reader will learn to: • evaluate different types of cyber risk • carry out a threat analysis and place cyber threats in order of severity • formulate appropriate cyber security management policy • establish an organization-specific intelligence framework and security culture • devise and implement a cyber security awareness programme • integrate cyber security within an organization’s operating system Learning objectives, chapter summaries and further reading in each chapter provide structure and routes to further in-depth research. Firm theoretical grounding is coupled with short problem-based case studies reflecting a range of organizations and perspectives, illustrating how the theory translates to practice, with each case study followed by a set of questions to encourage understanding and analysis. Non-technical and comprehensive, this textbook shows final year undergraduate students and postgraduate students of Cyber Security Management, as well as reflective practitioners, how to adopt a pro-active approach to the management of cyber security. Online resources include PowerPoint slides, an instructor’s manual and a test bank of questions

    In turbid environments

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    Book synopsis: Interdisciplinary studies that combine the current of materialist thinking with discussions of ecologies and environmentalization. Placed at the intersection of art, media, and cultural studies as well as economic theory, Liquidity, Flows, Circulation investigates the cultural logic of environmentalization. As flows, circulations, and liquidity resurface in all aspects of recent culture and contemporary art, this volume investigates the hypothesis of a genuine cultural logic of environmentalization through these three concepts. It thus brings together two areas of research that have been largely separate. On the one hand, this volume takes up discussions about ecologies with and without nature and environmentalization as a contemporary form of power and capital. On the other hand, it takes its cue from Fredric Jameson’s notion that each stage of capitalism is accompanied by a genuine cultural logic. The volume introduces this current of materialist thinking into the ongoing discussions of ecologies and environmentalization. By analyzing contemporary art, architecture, theater, films, and literature, the fifteen contributions by scholars and artists explore different fields where liquid forms, semantics flow, or processes of circulation emerge as a contemporary cultural logic

    Behavioral addictions: conceptual, clinical, assessment, and treatment approaches

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    This book provides a holistic evidence-based perspective on conceptual, clinical, assessment, and treatment aspects of key non-substance-based addictive disorders related to: gambling, gaming, social media, smartphone, internet, love, sex, exercise, work, and shopping. Each chapter focuses on a different addictive disorder and is structured in a user-friendly way to enable the reader fast navigation, yet the main aspects of the respective disorders are covered in the necessary depth. All in all, this book offers a timely, self-contained introduction to both key concepts and the latest scientific developments in behavioral addictions. It addresses mental health practitioners, researchers in psychology, neuroscience and communication, and undergraduate and postgraduate students alike

    Thomas Harriot in the Twenty-First Century: 25 years of the Harriot Lecture

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    This chapter surveys the history of scholarship on the Elizabethan mathematician and natural philosopher Thomas Harriot since the publication of John W. Shirley’s Thomas Harriot: Renaissance Scientist in 1974. It identifies a number of scholars - such as Matthias Schemmel and Jacqueline A. Stedall - who have substantially advanced our understanding of Harriot’s achievements and gives a partial survey of the Thomas Harriot Lecture given annually at Oriel College Oxford since its inauguration in 1990. It also makes some suggestions about areas of Harriot’s work which might be explored in the future. Book synopsis: This volume sheds new light on one of the most remarkable polymaths of the English Renaissance. It offers original perspectives not only on Harriot’s personal achievements in mathematics and natural philosophy but also on the wider realms of exploration, colonial ambition, and philosophical debate in which he earned the attention and respect of contemporaries in and far beyond the socially elevated circles of his two great patrons, first Walter Raleigh and then Henry Percy, the ninth Earl of Northumberland.   Harriot’s sixteenth-century world was one of unprecedented expansion in both scientific understanding and the discovery of new lands and peoples. The essays gathered here bring out forcefully the effect of this expanding vision, encapsulated in Harriot’s Briefe and true report of the new found land of Virginia (1588), the first detailed description of America to be published in the English language. In addition to an essay by a recent biographer of Harriot, the volume contains reworked versions of seven Thomas Harriot Lectures, an annual lecture series inaugurated in 1990 in Oriel College, Oxford. It follows two earlier volumes of Harriot Lectures, also edited by Robert Fox, that appeared in 2000 and 2012

    Reproductive injustice in Britain: punishing illegalized migrant women from the Global South and separating families

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    This article aims to show how race, gender, class, and other identity markers intersect to oppress, control and discipline poor and illegalized single migrant mothers and pregnant women from the Global South. The article draws on evidence from three ethnographic studies conducted between 2008 and 2017 to shed light on the predicaments of mothers and pregnant women excluded from the welfare safety-net, who were flying under the radar due to the fear of deportation. It shows how (cr)immigration controls render women vulnerable to victimization and harm. The second part of the article addresses imprison- ment and punishment, treatment by the criminal justice system, and separation from children placed in foster care. The evidence strongly suggests that controls in Britain disrupt the core principles of reproductive justice, including repro- ductive autonomy and health, and to parent children in a safe and healthy environment without fear of retaliation from the government. This is being termed as racist-gendered state violence

    Public employment and homeownership dynamics

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    Using micro data from the Italian Survey on Household Income and Wealth, we examine a previous undocumented dimension in which outcomes between public- and private-sector workers differ: homeownership. We show that public employees are more often homeowners than private employees are, and that this difference has widened after the Great Recession. We disentangle the effect of workers' characteristics from the role of public-sector jobs characteristics, such as higher wages or job security, on homeownership differences across sectors. We find that demographic characteristics are important in explaining the historical difference, but cannot explain the widening gap across sectors. The higher job security, re ected in higher share of permanent contracts in the public sector in Italy, explains most of the divergence among sectors after the Great Recession. Part of the mechanism works through the financial system, with permanent contracts workers being less likely to be refused a loan

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