Reviews "School Matters" by Peter Mortimore, a rigorous longitudinal study of the effects of elementary schools in London. Concludes that school differences influence student development, and explores the connections between school leadership, classroom life, and student cognitive and noncognitive development. (FMW)

Comments on the articles presented in this issue, discussing factors that influence the climate for learning. Ways that beliefs, past experiences, and cultural competence of adults may influence their ability to work collaboratively and support children's collaborative work are discussed, as are the effects of various adult interaction styles on…