Two hundred and 14 patients with chronic second degree heart block were seen and followed up in the Devon Heart Block and Bradycardia Survey between 1968 and 1982. The patients were divided into three groups according to the type of block. In group 1 there were 77 patients with Mobitz type I block (mean age 69 years), in group 2, 86 patients with Mobitz type II block (mean age 74 years), and in...

My lecture is entitled "9/11: Time for a Second Look." In suggesting that it is time for people to take a second look at 9/11, I have in mind primarily people who decided long ago that the attacks of 9/11 happened essentially the way the Bush-Cheney administration and the official reports about 9/11 said they happened, and who therefore decided that the so-called 9/11 Truth Movement, which disp...

— This essay contributes to second generation fiscal federalism (SGFF), which traces the implications of incentives created by political and fiscal institutions. The approach explores how various forms of fiscal federalism work in the presence of political officials who, rather than being benevolent social planners, face various forms of political incentives. The paper focuses on three sets of ...

The authors investigate the nature of child play for young children with disabilities using two different research models—the traditional psychoeducational research paradigm and the more recent interdisciplinary approach of the childhood studies paradigm. They base their discussion on a research study of toddlers with disabilities, and they review the history of the scholarship on the issue. In...

This study explores the dimensionality of college students' self-efficacy related to their academic activities in the open-ended virtual world of Second Life (SL). To do this, relevant dimensions of self-efficacy were theoretically derived, and items to measure these dimensions were developed and then assessed using a survey methodology. Using data from 486 students enrolled in an introductory ...

This study used the technology acceptance model to explore undergraduate students’ perceptions of the virtual world of Second Life (SL) and their intention to use it to learn a chemistry concept. A total of 136 undergraduate students participated in the study by completing a learning task in SL and a self-report measure consisting of 6 variables: perceived ease of use, perceived usefulness, per...