In this study, we investigated gender and minority achievement gaps on 8th-grade science items employing a multilevel item response methodology. Both gaps were wider on physics and earth science items than on biology and chemistry items. Larger gender gaps were found on items with specific topics favoring male students than other items, for…

English learners (ELs) require access to appropriate instructional services that match their strengths and needs to have an equal opportunity to achieve the same academic standards as other students. If ELs are not properly identified and classified, they may be excluded from services that would better help them meet high academic standards, and…

As part of its mission, Educational Testing Service (ETS) has conducted education policy research focused on promoting equal opportunity for all individuals from early childhood through adulthood. This report provides a sampler of this extensive work in three areas chosen to represent major historical foci: (1) Analyzing, evaluating, and informing…