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Considering the implications of social exchange theory as a context for social role behavior, we tested relations between ethical leadership and both person- and task-focused organizational citizenship behavior and examined the roles played by employee gender and politics perceptions. Although social exchange theory predicts that ethical leadership is positively associated with citizenship, social role theory predicts that the nature of this relationship may vary on the basis of gender and politics perceptions. Results from data collected from 288 supervisor-subordinate dyads indicate that the pattern of male versus female employees' citizenship associated with ethical leadership depends significantly on their perceptions of politics. Implications for theory and practice are discussed.  相似文献   

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Scientific realism says of our best scientific theories that (1) most of their important posits exist and (2) most of their central claims are approximately true. Antirealists sometimes offer the pessimistic induction in reply: since (1) and (2) are false about past successful theories, they are probably false about our own best theories too. The contemporary debate about this argument has turned (and become stuck) on the question, Do the central terms of successful scientific theories refer? For example, Larry Laudan offers a list of successful theories that employed central terms that failed to refer, and Philip Kitcher replies with a view about reference in which the central terms of such theories did sometimes refer. This article attempts to break this stalemate by proposing a direct version of the pessimistic induction, one that makes no explicit appeal to a substantive notion or theory of reference. While it is premature to say that this argument succeeds in showing that realism is probably false, the direct pessimistic induction is not subject to any kind of reference-based objection that might cripple a weaker, indirect version of the argument. Any attempt to trounce the direct pessimistic induction with a theory of reference fails.  相似文献   

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Although the literature has focused on individual differences in authenticity, recent findings suggest that authenticity is sensitive to context; that is, it is also a state. We extended this perspective by examining whether incidental affect influences authenticity. In three experiments, participants felt more authentic when in a relatively positive than negative mood. The causal role of affect in authenticity was consistent across a diverse set of mood inductions, including explicit (Experiments 1 and 3) and implicit (Experiment 2) methods. The link between incidental affect and state authenticity was not moderated by ability to down-regulate negative affect (Experiments 1 and 3) nor was it explained by negative mood increasing private self-consciousness or decreasing access to the self system (Experiment 3). The results indicate that mood is used as information to assess one's sense of authenticity.  相似文献   

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The ease with which highly developed brains can generate representations of a virtually unlimited diversity of perceptual objects indicates that they have developed very efficient mechanisms to analyse and represent relations among incoming signals. Here, we propose that two complementary strategies are applied to cope with these combinatorial problems. First, elementary relations are represented by the tuned responses of individual neurons that acquire their specific response properties (feature selectivity) through appropriate convergence of input connections in hierarchically structured feed-forward architectures. Second, complex relations that cannot be represented economically by the responses of individual neurons are represented by assemblies of cells that are generated by dynamic association of individual, featureselective cells. The signature identifying the responses of an assembly as components of a coherent code is thought to be the synchronicity of the respective discharges. The compatibility of this hypothesis is examined in the context of recent data on the dynamics of synchronization phenomena, the dependence of synchronization on central states and the relations between the synchronization behaviour of neurons and perception.  相似文献   

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Allan Franklin has identified a number of strategies that scientists use to build confidence in experimental results. This paper shows that Franklin’s strategies have direct analogues in the context of computer simulation and then suggests that one of his strategies—the so‐called ‘Sherlock Holmes’ strategy—deserves a privileged place within the epistemologies of experiment and simulation. In particular, it is argued that while the successful application of even several of Franklin’s other strategies (or their analogues in simulation) may not be sufficient for justified belief in results, the successful application of a slightly elaborated version of the Sherlock Holmes strategy is sufficient.  相似文献   

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Metaphysical necessity: understanding, truth and epistemology   总被引:1,自引:0,他引:1  
Peacocke  C 《Mind》1997,106(423):521
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The observation that politics makes strange bedfellows may be hackneyed, but it is also often true: Politicians and other actors in the policy process routinely align themselves on specific issues with actors with whom they otherwise have broad disagreements. This fits with social psychological research showing that humans have a coalitional psychology that is remarkably flexible, allowing us to feel strong bonds toward the coalitions to which we belong but to also break those bonds and move on to new coalitions when circumstances change. How is this flexibility possible? Here we examine the possible ways in which evolutionary forces helped shape our species’ trademark flexible coalitional psychology, focusing in particular on gene-culture coevolution and cultural group selection. We conclude with some examples of coordinated policy action among erstwhile foes in contemporary politics.  相似文献   

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This essay considers the implications of President George W. Bush's proposal for human embryonic stem cell research. Through the perspective of patent law, privacy, and informed consent, we elucidate the ongoing controversy about the moral standing of human embryonic stem cells and their derivatives and consider how the inconsistencies in the president's proposal will affect clinical practice and research.  相似文献   

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This article compares the therapeutic power used by psychiatrists and psychoanalysts serving in the German and Austro-Hungarian armies during World War I, and the ways in which their therapeutic techniques were related to governmental and military authority. When treating "shell shocked" soldiers, army psychiatrists were guided by nationalist commitment rather than concern for their patients. Whatever theoretical approach they took, they defined their therapeutic task as administrative intervention aimed to increase the docility of soldiers to the state and its military purposes. But violent means of coercion, designed to force neurotic soldiers back into duty, remained inefficient. Drawing from an alternative body of knowledge, army physicians influenced by Freud's writings, or trained in psychoanalysis, applied cathartic methods to treat the Central Powers' soldiers. Their approach was not only more humane, but also proved to be therapeutically more efficient.  相似文献   

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