PURPOSE School physical education (PE) is highly recommended as a means of promoting physical activity, and randomized studies of health-related PE interventions in middle schools have not been reported. We developed, implemented, and assessed an intervention to increase physical activity during middle-school PE classes. METHODS Twenty-four middle schools (approximately 25,000 students, 45% n...

With the ever-deepening economic reform and international trend of ICT application in education, the Chinese government is strengthening its basic education curriculum reform and actively facilitating the application of ICT in education. Given the achievement gap of ICT infrastructure and its application in middle and primary schools between urban and rural areas, a divide exists between the ne...

The SSL/TLS protocol suite constitutes the key building block of today’s Internet security, providing encryption and authentication for end-to-end communication with its underlying X.509 certificate infrastructure. However, the system remains brittle due to its liberal delegation of signing authority: a single compromised certification authority undermines trust globally. Several recent high-pr...

OBJECTIVE To evaluate the completion of medical certificates of death in Belém, state of Pará, Brazil in 2010. METHODS In the present study, 800 medical certificates of non-violent death, randomly chosen, and produced in 2010 were analyzed. Regarding correct completion, all fields of the document were evaluated, except for fields I (reserved for civil registries), V (stillbirth or death under...

A common way to protect objects in distributed systems is to issue authorization certificates to users, which they present to gain access. In some situations a way is needed to revoke existing certificates. Current methods, such as having a master revocation list, have been designed to work efficiently with identity certificates, and do not take into account the delegation of certificate-issuin...

History of the Patient from official documents The patient, Z., was born in February 1926, and in 1933 at the age of 7 was graded educationally defective. Until 1942 he attended special schools, but he was then charged with "feloniously stealing a plane and two chisels of the value together of twenty-six shillings". This precipitated action under the Mental Deficiency Act, and he was placed und...

This paper introduces the Online Customization and Enrollment Application Network (OCEAN), developed in the School of Engineering at the University of Bridgeport. OCEAN is an interactive web-based application for graduate programs, concentrations, certificates and courses across the Schools of Engineering, Business and Education that allows prospective and current students to customize their pr...

This paper evaluates a school reform in Bavaria that moved the timing of tracking in lowand middle-track schools from grade 6 to grade 4; students in high-track schools were not affected. To eliminate state-specific and school-type-specific shocks, I estimate a triple-differences model using three PISA waves. The results indicate that the reform reduced the performance of 15-year-old students b...

Recent attention has been placed on whether integrating Information Communication Technology (hereafter, ICT) into education can effectively improve learning outcomes. However, the empirical evidence of the impact of programmes that adopt ICT in schooling is mixed. Theory suggests it may be due to differences in whether or not the ICT programmes are integrated into a teaching programme of a cla...