This study presents findings from three cohorts of students--the classes of 2003, 2004, and 2005, in the School District of Philadelphia--that were admitted to the district's career and technical education (CTE) schools through a randomized lottery process. This study takes advantage of this so-called "'natural experiment' to compare high…

The study examined the effect of being offered enrollment at a charter middle school on student achievement and behaviors. The study analyzed data from two cohorts of more than 2,100 students in 29 sites across 15 states between 2005 and 2008. Enrollment offers at each charter school were granted by lottery. The study compared outcomes of students…

This study examined the effects on academic achievement of offering students enrollment in the Promise Academy charter middle school. The school is sponsored by the Harlem Children's Zone[R], which combines reform-minded charter schools with a web of community services designed to provide a positive and supportive social environment outside of…

Comprehensive or nonselective schools have been in existence in the United Kingdom for over 40 years, having gradually replaced the old selective system of grammar schools for able pupils and secondary modern schools for less able pupils. In spite of their growth in numbers, comprehensive schools have been subject to continual controversy, and…