700,508 research outputs found

    What Can Talk Tell Us About Design? Considering Practice Through Symbolic Interactionism and Conversation Analysis

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    How can scholars conduct rigorous research into the social activities that help constitute design practice? This paper considers this question through exploring how the interactive aspects of design may be fruitfully examined from the perspective of social psychology, especially through the approaches and methods of Symbolic Interactionism (SI) and Conversation Analysis (CA). The social activities of design refer to those situations wherein design is conducted in relation to face-to-face talk, or conversation. Since many aspects of design involve discussion, this paper argues that an SI-informed CA can offer an effective approach that may help us to better understand how communication and negotiation are central aspects of design. The author first outlines why social psychology is a significant perspective from which to study design through associating this perspective with the work of previous design researchers (Rittel, Schön). This is followed by an exploration of SI’s concern with the relationship between social structure and personal agency. Through considering design-based talk through an SI- focused lens, we can see how participants in design negotiate both personal creativity and externally-imposed constraints. The concepts of creativity and constraint are discussed in more detail through analyses of excerpts of conversations from two design-education critiques. These analyses demonstrate how CA’s methods can help scholars delineate the micro processes that link design practice to both personal opinion and wider social conditions. In summary, social psychology, SI, and CA are presented as distinctive, rigorous, and inter-related approaches that can help scholars of design practice to better understand the precise manner in which design is enacted through contexts of social interaction. Keywords: Conversation Analysis; Design Practice; Interaction; Social Psychology; Symbolic Interactionism.</p

    Occurrence and management of oak in southern Swedish forests

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    This article describes the current proportions of forest types with oak (Quercus robur and Q. petraea) in southern Sweden, provides an overview of oak distribution over time and reviews literature about oak regeneration relevant for the region. Further we discuss silvicultural possibilities to maintain and promote oak in Scandinavia. In Götaland pure oak forest covers 1% of the forest area and mixed forest types with > 10% oak proportion cover approximately 10% of the area. Common types of mixture are spruce-oak and pine-oak forest. Both mixtures are frequent in mature forest, especially pine-oak. Additionally, about one third of spruce-oak mixtures can be found in medium-aged forest. Intensive management would be necessary to promote single oak trees in old pine stands or spruce plantations, but the proportion of oak in coniferous forest provides some potential to maintain additional oak trees. The distribution of acorns by Jays, enhanced measures against browsing, and the release of single oak trees from competing tree species could help to maintain more oak trees for nature conservation. However, regarding management of oak for timber production, conventional methods are recommended. Planting after clear cutting of coniferous forest, or short shelter periods after mast years in oak stands, are established methods to regenerate pure oak stands. Another possibility to develop mature oak forest are mixed oak-spruce plantations, as traditionally practised in a small region in southern Sweden. The different approaches of oak management in Sweden were presented in April 2012 on the annual meeting of the section silviculture of DVFFA (German Union of Forest Research Organizations) in Wermsdorf near Leipzig to give an overview and access to recent forest research in Sweden

    Grounding Orthodoxy and the Layered Conception

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    Ground offers the hope of vindicating and illuminating an classic philosophical idea: the layered conception, according to which reality is structured by relations of dependence, with physical phenomena on the bottom, upon which chemistry, then biology, and psychology reside. However, ground can only make good on this promise if it is appropriately formally behaved. The paradigm of good formal behavior can be found in the currently dominant grounding orthodoxy, which holds that ground is transitive, antisymmetric, irreflexive, and foundational. However, heretics have recently challenged the orthodoxy. In this paper, I examine ground’s ability to vindicate the layered conception upon various relaxations of the orthodox assumptions. I argue that highly unorthodox views of ground can still vindicate the layered conception and that, in some ways, the heretical views enable ground to better serve as a guide to reality’s layering than do orthodox views of ground

    Use of Alternative Wood for the Ageing of Brandy de Jerez

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    The use of alternative types of wood has arisen for the aging of the Brandy de Jerez, on a pilot plant level. In particular, besides the use of American oak, two more types of oak have been studied, French oak and Spanish oak, allowed by the Technical File for the ID Brandy de Jerez, and chestnut, which, though it is not officially allowed, is a type of wood which had been traditionally used in the area for the aging of wines and distillates. All of them have been studied with different toasting levels: Intense toasting and medium toasting. The study of the total phenolic composition (TPI), chromatic characteristics, organic acids, and sensory analysis have proven that chestnut leads to distillates with a higher amount of phenolic compounds and coloring intensity than oak. This behavior is the opposite as regards the toasting of the wood. Among the different types of oak, Spanish oak produces aged distillates with a higher phenolic composition and a higher color intensity. Regarding tasting, the best-assessed samples were those aged with chestnut, French oak, and American oak, and the assessors preferred those who had used a medium toasting level to those with an intense leve

    Exact Renormalization Group and Sine Gordon Theory

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    The exact renormalization group is used to study the RG flow of quantities in field theories. The basic idea is to write an evolution operator for the flow and evaluate it in perturbation theory. This is easier than directly solving the differential equation. This is illustrated by reproducing known results in four dimensional Ď•4\phi^4 field theory and the two dimensional Sine-Gordon theory. It is shown that the calculation of beta function is somewhat simplified. The technique is also used to calculate the c-function in two dimensional Sine-Gordon theory. This agrees with other prescriptions for calculating c-functions in the literature. If one extrapolates the connection between central charge of a CFT and entanglement entropy in two dimensions, to the c-function of the perturbed CFT, then one gets a value for the entanglement entropy in Sine-Gordon theory that is in exact agreement with earlier calculations (including one using holography) in arXiv:1610.04233

    Analysis and Conservation of Native Forests at Kessler Mountain Fayetteville, Arkansas

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    Kessler Mountain in Fayetteville Arkansas has long been recognized for its beauty and natural resources. Parts of Kessler Mountain have been homesteaded and developed in the past, but most of the mountain has remained relatively undisturbed. The planned development of over 4,000 housing units to cover Kessler Mountain stimulated controversy and consideration of other management alternatives. A twist of fate involving an economic recession, a dedicated group of outdoor recreation enthusiasts, and environmental conservationists led to the permanent protection of 384 acres in the Kessler Mountain Regional Park. To help evaluate the natural resources at Kessler Mountain, forest composition, structure, and tree age were measured at two old growth forest parcels on Kessler Mountain. Forest understory and overstory were surveyed and increment cores were collected from select overstory trees. The overstory of the post oak (Quercus stellata) site (Site A) was dominated by post oak and northern red oak (Quercus rubra). The understory was dominated by northern red oak and black locust (Robnia pseudoacacia). The oldest post oak trees at the post oak site were in the 250 to 300-year-old age class based on dendrochronological analysis of core samples. The overstory of the chinkapin oak (Quercus muehlenbergii) site (Site B) was dominated by sugar maple (Acer saccharum var. saccharum) and chinkapin oak. The understory was dominated by eastern red cedar (Juniperous virginiana) and northern red oak. The oldest chinkapin oak trees at Site B were in the 200 to 250-year-old age class. The data suggest that chinkapin oak and post oak are currently not regenerating at rates necessary to maintain long term dominance in the canopy at these particular study sites on Kessler Mountain. As more land is conserved in the region significant planning and funding need to be dedicated to proper management of these lands to maintain biodiversity and healthy forests

    Only Twice As Much: A Rule for Regulating Lenders

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    Present-day policies aiming to improve the performance of credit markets, such as group-lending or creation of collateral, typically aim to change incentives for borrowers. In contrast, pre-modern credit market interventions, such as usury laws, often targeted the behavior of lenders. We describe and model a norm which, though widespread, has escaped scholarly attention: a stipulation that accumulated interest cannot exceed the original principal, irrespective of how much time has elapsed. We interpret this rule, which is found in Hindu, Roman, and Chinese legal traditions, as giving lenders the incentive to find more capable borrowers, who will be able to repay early, thereby improving the allocation of capital. We document the consistency between our explanation and the rationale offered by policy-makers.Rural Credit Markets, Information Acquisition, Predatory Lending

    Coalition Governments in a Model of Parliamentary Democracy

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    We analyze the relative importance of party ideology and rents from office in the formation of coalitions in a parliamentary democracy. In equilibrium, the types of coalitions that are formed may be minimal winning, minority or surplus and they may be ideologically `disconnected'. The coalitions that form depend upon the relative importance of rents of office and seat shares of the parties. If rents are high, governments cannot be surplus. With low rents or the formateur close to the median, minority governments occur for a wider ideological dispersion. Further, there is a non-monotonic relationship between connectedness of coalitions and rents.Coalitions, Ideology, Rents

    Commitment and Conquest: The Case of British Rule in India

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    Contemporary historians usually attribute the East India Company's military success in India to its military strength. In contrast, we argue that, on its own, military strength was a mixed blessing: it could have led to the formation of coalitions against the Company. This did not happen because the Company's commitments to Indian regimes were more credible than their commitments to each other. In this sense, commitment was the key to conquest.
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