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71.
Evolutionary and environmental theories of erotic response, sometimes termed “sociobiology” and “socialization” theories, respectively, are compared on the basis of the structural strengths and weaknesses of each approach. More space is devoted to the evolutionary approach because sociobiologists have offered a more detailed theoretical analysis, thereby allowing for greater criticism and, also, because these theories are not directly testable. Examination of socialization theories is more straightforward. The review focuses on how the presence of an effect favors either an environmental or an evolutionary interpretation. This review is concerned with the basic methodology and the sharpening of theoretical concepts which may be used to develop more complex accounts of erotic response. The term “erotic response” refers to sexual arousal and/or attraction. A sequel to this article will examine the utility of these approaches within specific content domains  相似文献   
72.
This study examined the etiology of transformational leadership in virtual team contexts. First, we compared 127 members of virtual decision-making teams with 135 members of traditional face-to-face teams in terms of the relationship between aspects of personality and the emergence of transformational leadership. The type of communication media (face-to-face versus “pure” virtual) was found to interact with extraversion and emotional stability in the prediction of emerging transformational leadership. In line with prior findings, we showed how these personality characteristics were relevant to transformational leadership emergence in our face-to-face teams. However, they were largely unrelated to such leadership in the virtual team context. We also focused specifically on the virtual context by analyzing the content of team interactions. After accounting for the effect of degree of activity level, the linguistic quality in one's written communication was found to predict the emergence of transformational leadership in virtual teams.  相似文献   
73.
In this paper, we generalize the Symmetric Weight Assignment Technique to incorporate all managerial preferences in Data Envelopment Analysis (DEA). This is a method that promotes managerial preferences, while not changing the feasibility region of the nominal DEA model, unlike standard techniques such as cone ratio and assurance region that potentially yield infeasible problems. We discuss how this generalization is motivated by a real word problem where the decision maker's preference is not precisely known. We also discuss how we are using our generalization in solving a workforce allocation problem for the United States Navy.  相似文献   
74.
The purpose of this article is to compare Japanese productivity on an industry basis with the U.S. and European companies, and then to examine the factors and methods that underline the Japanese success to determine what, if any, lessons Western companies can draw from the Japanese approach.  相似文献   
75.
Abstract

Previous research on HIV stigma and the use of spirituality by people living with HIV/AIDS is scarce. Moreover, the research with older Black men who have sex with men is scant. This study aimed to investigate experiences of HIV stigma and the use of spirituality among older HIV positive Black men who sleep with men. In-depth interviews were conducted with a sample of ten men. Data were analyzed utilizing to the modified van Kaam data analysis method. Three major themes were identified that explores the participants lived experiences with HIV stigma and use of spirituality: experiences of stigma reinforcing the use of spirituality; defining spirituality as a functional concept; and self-empowerment through the use of spirituality. The findings could guide social workers and other helping professionals in developing informed assessments and interventions regarding HIV stigma and the use of spirituality. Future qualitative and quantitative research is needed to achieve generalizable knowledge about the relationship between stigma on the use of spirituality.  相似文献   
76.
Child abuse experts agree that the single factor ultimately responsible for child maltreatment is the inability of parents to control their aggressive impulses. This paper describes a verbalizing, ego‐supportive intervention for work with potentially abusive parents. It is designed to give parents increased understanding of the experience of parenting and greater control over their angry impulses. The intervention is based on two well‐supported premises: anger towards one's children is natural and inevitable; and putting angry feelings and thoughts into words significantly diminishes the tendency to put them into action. The engagement, ego‐building and prevention benefits of the intervention are discussed.  相似文献   
77.
Human demands on nature have increased due to our burgeoning population. The applications of scientific knowledge to the development of increasingly powerful technologies and consumptive lifestyles by more and more people have created a modern category of human‐caused disaster—stealth disasters. Stealth disasters—such as agriculturally‐induced soil erosion and release of unprecedented amounts of greenhouse gases into Earth's atmosphere—tend to have protracted, unobvious onsets; do not necessarily have dramatic manifestations; and often do not attract public attention until they reach a stage approaching catastrophic consequences. At this late stage it is difficult or impossible to undo damage. Scientists tend to be among the first to understand the physical causes and notice the developments of stealth disasters and their risks and yet scientific knowledge is not enough to prevent or mitigate them. As we search for ways to deal with stealth disasters, the concept of “land health” assembled by the prominent conservationist and author, Aldo Leopold (1887–1948), can, in normative terms, provide an ecologically grounded example of nature in good condition toward which society can aim. Evidence of the reverse—symptoms of land illness—can provide a checklist for risk analysis and management that helps guide people away from harm‐causing attitudes and activities and toward beneficial outcomes. Leopold's criteria of land health motivated by a land ethic that incorporates the whole of nature may be applied at geographic scales ranging from local to global as a framework for contemporary risk management.  相似文献   
78.
This article discusses a representation of Pearson's chi-square for independence in two-way contingency tables in terms of conditional probabilities of two categorical random variables and proposes a functional interpretation of Pearson's chi-square. This representation is suggested for use in the teaching of statistical independence between categorical variables.  相似文献   
79.
80.
We describe a method for producing annual estimates of the unauthorized immigrant population in the United Sates and components of population change, for each state and DC, for 1990–2010. We quantify a sharp drop in the number of unauthorized immigrants arriving since 2000, and we demonstrate the role of departures from the population (emigration, adjustment to legal status, removal by the Department of Homeland Security [DHS], and deaths) in reducing population growth from one million in 2000 to population losses in 2008 and 2009. The number arriving in the U.S. peaked at more than one million in 1999–2001 and then declined rapidly through 2009. We provide evidence that population growth stopped after 2007 primarily because entries declined and not because emigration increased during the economic crisis. Our estimates of the total unauthorized immigrant population in the U.S. and in the top ten states are comparable to those produced by DHS and the Pew Hispanic Center. However, our data and methods produce estimates with smaller ranges of sampling error.  相似文献   
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