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This article examines the development of hacking and cybersecurity software packages as commodities, based on an international political economy of vendors and clients operating in the interstices of international law. Offensive hacking and defensive cybersecurity tools offer new means for surveillance of critics, journalists, and human rights workers, especially in corrupt or authoritarian political systems. The article provides a case study of the Hacking Team, an international “cybersecurity” firm offering spyware and surveillance systems to government security agencies, which was itself hacked and “doxed” in 2015. The leak of documents contributes new knowledge of an international political economy for software products, which exploits the digital rights of targets and which could further undermine general Internet security.  相似文献   
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A psychological model of student persistence   总被引:1,自引:1,他引:1  
The present study examines the validity of the Eccles model of achievement behaviors (model of academic choice) for its predictive validity when the outcome (behavior) is student persistence in the postsecondary educational system to completion of at least the baccalaureate degree. Patterns of effects hypothesized by the theoretical model were only partially supported by the results forthcoming from the estimation of the model. Of the two constructs hypothesized to directly influence persistence—the value placed on college attendance and expectations for success in college—only value had significant influence. Two measures of goal orientations—business/financial and humanitarian/social—exerted indirect influence as hypothesized, but level of degree aspirations had as strong a direct influence on persistence as did value. Prior achievement had the strongest total effects of any of the variables in the model.  相似文献   
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A comprehensive review of the literature was conducted to identify current practice on teaching science to students with intellectual disability (ID) and/or Autism Spectrum Disorder (ASD) in relation to two review questions—students' science outcomes and students' and teachers' experiences of the interventions. Six databases related to education, psychology, and science were systematically searched. A detailed protocol can be viewed on PROSPERO (registration number: CRD42017057323). Thirty studies were identified that reported on science interventions and 20 on student/teacher experiences of the interventions. The majority of the studies targeted science vocabulary and concepts. Other targets included inquiry skills and comprehension skills. The majority of the interventions used components of systematic instruction (n = 23). Five studies focused on self-directed learning and two on comprehension-based instruction. Students and teachers reported positive experiences of the interventions. The findings suggest that components of systematic instruction in particular might be effective in teaching science content to students with ID and/or ASD. Further research is needed to explore the effectiveness of identified interventions on teaching more complex science skills and with students with severe disabilities. Some limitations related to the search strategy are highlighted.  相似文献   
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BOOK REVIEW     
This study examined whether community college students of differing ethnic backgrounds report differential perceptions of growth and development as a function of their community college experience. A multivariate analysis of variance was conducted on survey data from the Community College Student Experiences Questionnaire (J. Friedlander, C. R. Pace, &; P. W. Lehman, 1990). A national sample of 15,263 community college students was used. The ethnic groups under investigation were African‐American, Hispanic, White, and Asian. Tukey‐Kramer tests revealed several statistically significant differences among ethnic groups. However, effect size and omega square analyses suggest that these differences were small in magnitude.  相似文献   
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The exploratory data analysis method of median polishing was used in this study to examine patterns of differences in male and female performance on the Graduate Record Examination quantitative and analytical tests. Consistent with results of previous studies using a younger cohort of students, males were found overall to outperform females on the quantitative measure but not on the analytical measure. However, this pattern was found not to be consistent across all undergraduate majors. Women in the engineering and physical science majors were found to perform higher on both measures than would be expected.  相似文献   
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European Journal of Psychology of Education -  相似文献   
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This research examined the relationships among students?? academic majors, levels of engagement, and learning outcomes within the context of Holland??s person?Cenvironment theory of vocational and educational behavior. The study focused on the role of student engagement as a mediating agent in the relationships between academic majors and student learning. Drawing on data from a stratified random sample of 20,000 seniors who participated in the 2008 National Survey of Student Engagement, results revealed that students?? academic majors were significantly related to levels of engagement and learning outcomes. Student engagement was also significantly related to learning outcomes. Students?? academic majors generally were not indirectly related to learning outcomes through levels of engagement. An important exception to this result was found for students in Enterprising environments where indirect relationships among Enterprising disciplines and Enterprising learning outcomes were positive, statistically significant, and substantially larger than the direct relationship.  相似文献   
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