According to the Multiple Deficit Model, comorbidity results when the genetic and environmental risk factors that increase the liability for a disorder are domain-general. In order to explore the role of domain-general etiological risk factors in the co-occurrence of learning-related difficulties, the current meta-analysis compiled 38 studies of…

Students' frequent exposure to inquiry-based science teaching is presumed more effective than their exposure to traditional didactic instruction in helping improve competence in content knowledge and problem solving. Framed through theoretical perspectives of inquiry-based instruction and culturally relevant pedagogy, this study examines this…

Immigration and migration to New York City (NYC) collectively create a dynamic population of students. In this brief the authors use a decade of detailed, longitudinal data on NYC's 1st-8th graders to explore both the "stock" of students enrolled and the "flow" of new entrants in each academic year. Together, these paint a…

Using a nationally representative sample from the National Educational Longitudinal Study, this research examines the longitudinal effects of race and socioeconomic status on 12th-grade educational achievement and achievement 2 years after high school. For 12th-grade outcomes, the authors found no statistical difference in scores between Hispanic…

In 2004 the Monitoring the Future study marked its 30th year of conducting national surveys of substance use among American young people. Beginning with the first survey of high school seniors in 1975, the study has provided the nation with a window through which to view the important, but largely hidden, problem behaviors of illicit drug use,…

This article describes a protocol that was effective in collecting media-use pattern and sensitive health data from young adolescents. Students from three public school districts in the southeastern United States were recruited to participate in a study of the impact of the media on adolescents' sexual health. Using a 34-page mailed survey,…

With the mandate of "No Child Left Behind," high-stakes achievement testing is firmly in place in every state. The few studies that have explored the effectiveness of high-stakes testing using NAEP scores have yielded mixed results. This study considered state demographic characteristics for each NAEP testing period in reading, writing,…