Advances in theories of adolescent development and positive youth development have greatly increased our understanding of how programs and practices with adolescents can impede or enhance their development. In this article the authors reflect on the progress in research on youth development programs in the last two decades, since possibly the…

This report describes efforts to develop and implement a technique for using information on school performance as a tool in improving planning and management within a large urban school system. The Urban Institute and the Atlanta schools are attempting to demonstrate a technique for grouping schools on the basis of their student composition,…