Mixed-effects models are an analytic technique for modeling repeated measurement or nested data. This paper explains the logic of mixed-effects modeling and describes two examples of mixed-effects analyses using R. The intended audience of the paper is psychologists who specialize in cognitive development research. Therefore, the concepts and…

This book presents the results and implications of a major new national study exploring the effects of institutional racial composition on African American students' development and their educational outcomes, taking into account individuals' background characteristics, their perceptions of the institutional environment, and their experiences in…

A literature review identified behaviors representative of the normal stages of communication, cognition, and vocalization in children's prelinguistic period. Results were organized as a checklist for assessment of at-risk infants. The checklist is recommended for monitoring infant development, supplementing formal screenings and diagnostic tools,…

Based on rapid advances in what is known about how people learn and how to teach effectively, this important book examines the core concepts and central pedagogies that should be at the heart of any teacher education program. Stemming from the results of a commission sponsored by the National Academy of Education, Preparing Teachers for a Changing…