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This communication presents some elements which come from the experience feedback at CEA about the conditions for the successful integration of HOF in the nuclear safety analysis. To point out some of these conditions, one of the concepts proposed by Edgar Morin to describe the functioning of "complex" systems: the dialogical principle has been used. The idea is to look for some dialogical pairs. The elements of this kind of pair are both complementary and antagonist to one another. Three dialogical pairs are presented in this communication. The first two pairs are related to the organization of the HOF network and the last one is related to the methods which are used to analyse the working situations. The three pairs are: specialist - non-specialist actors of the network, centralized - distributed human resources in the network and microscopic - macroscopic levels of HOF methods to analyse the working situations. To continuously improve these three dialogical pairs, it is important to keep the differences which exist between the two elements of a pair and to find and maintain a balance between the two elements of the pairs. 相似文献
323.
The social, organizational, and technological complexity of high-risk organizations creates a strong need for coordination. Joint activity in such systems thus relies both on formal coordination and on a set of informal coordinative practices. Coordinated joint activity is documented in this paper from two perspectives: the development of coordinative practices to overcome the limitations of formal coordination, and the use of artifacts for coordinative purposes. The empirical material is provided by a workplace study undertaken according to theoretical conceptions of situated action and cognition. It was undertaken in the context of a design project that aims at improving the tagout process in a high-risk industry. Findings first describe and analyze situations in which formal coordination turned out to be more of a constraint than a resource for effective action. They then illustrate the role played by artifacts in coordinated activity, focusing on the use of a particular artifact, the tagout tag, in different situations. 相似文献
324.
The use of pesticides is one of the techniques employed in modern agriculture and in particular in intensive agriculture. The risks for the environment and for worker health have been debated in western countries for about ten years. Recent developments in epidemiology, toxicology and ergotoxicology have clearly revealed that pesticides could harm the health of farmers (cancers, neurological diseases and reproductive disorders). Failures and shortcomings in the risk prevention systems have also come to light. This paper aims to address the risks associated to the use of pesticides in French vineyards. The chosen approach draws from an anthropological approach as well as from developments in ergotoxicology applied to the French vineyard work. We shall discuss the use of pesticides from the point of view of the transfer of technology. Our recent research has shown that this technology transfer was not completely controlled by the different stakeholders. 相似文献
325.
The Bernese Program against Victimization in Kindergarten and Elementary School was designed to be adaptable to the very different situations and needs encountered by teachers in kindergarten and elementary school. The basic principle of the program is to enhance teachers' ability to address bullying. The program consists of six modules, each corresponding to a specific topic. Teachers are urged to implement the tasks discussed during the meetings in their own classes during the time between the meetings. The program has been evaluated using a prevention-control pre- and posttest design. The informants were teachers as well as children. There was a significant interaction between time (pre- and posttest) and group (prevention and control) as to victimization. Changes in teachers' attitudes toward bullying and their ability to cope with such problems were also significant and in the expected direction. 相似文献
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328.
This article intends to evaluate the lung function and capacity to exercise and correlate both of them in metal industry workers. 相似文献
329.
The evaluation of interventions is becoming increasing common and now often seeks to involve managers in the process. Such practical participatory evaluation (PPE) aims to increase the use of evaluation results through the participation of stakeholders. This study focuses on the propensity of health managers for PPE, as measured through the components of learning, working in groups, use of judgment and use of systematic methods. We interviewed 16 health managers to determine the meaning they ascribe to these four components in their practice in a developing country, Haïti. We found that learning was often informal and that all managers attached a negative meaning to the use of judgment. Working in groups was favored by all managers, while the health managers viewed the use of systematic methods differently than do evaluators. The administrative health managers generally ranked lower in propensity for PPE than did their clinical colleagues. Implications for the practice of evaluation are discussed in relation to the work styles exhibited by managers in everyday practice, the proactive repetition of actions, the control exercised by formal procedures, and the collective versus “solitary” image of one's environment of action. 相似文献
330.
Karine Van der Straeten Jean-François Laslier Nicolas Sauger André Blais 《Social Choice and Welfare》2010,35(3):435-472
We report on laboratory experiments on voting. In a setting where subjects have single-peaked preferences, we find that the
rational choice theory provides very good predictions of actual individual behavior in one-round and approval voting elections
but fares poorly in explaining vote choice under two-round elections. We conclude that voters behave strategically as far
as strategic computations are not too demanding, in which case they rely on simple heuristics (under two-round voting) or
they just vote sincerely (under single transferable vote). 相似文献