The present study investigated pubertal development in girls with maltreatment histories (N=100), assessed at 4 time points over 2 years, beginning in the spring of their final year of elementary school. This sample is unique in that participants were subject to an unusual level of environmental risk early in life and resided in foster care at the…

Links among concurrent and longitudinal changes in pubertal development and empathic ability from ages 10 to 13 and neural responses while witnessing peer rejection at age 13 were examined in 16 participants. More advanced pubertal development at age 13, and greater longitudinal increases in pubertal development, related to increased activity in…

This paper is about how 9-11-year-old children, particularly girls, co-construct tomboy and girly-girl identities as oppositional positions. The paper sits within a theoretical framework in which I understand individual and collective masculinities and femininities as ways of "doing man/woman" or "doing boy/girl" that are…

The purposes of this study were to compare the age of onset of the voice change in African American, White, and Hispanic male students, as well as to describe characteristics of the changing male voice in fourth-, fifth-, and sixth-grade students, using Cooksey's maturation stages. Participants included volunteers from two urban elementary…

During two decades of observing and leading middle school choral rehearsals, the author has observed that teachers frequently repeat exactly the warm-ups they present to their young adolescent choirs at every rehearsal. If teachers know one thing about middle school students, they know that they are constantly changing--physically, intellectually,…

Much contemporary research has demonstrated the multiple ways that sleep is important for child and adolescent development. This article reviews that research with an emphasis on how sleep parameters are related to school adjustment and achievement. Five areas of sleep research are reviewed to discern implications for practice with children using…

Although the basic growth changes for teenagers are the same as they were 20 or 30 years ago, the environment in which these changes occur has changed. This book describes the characteristic changes in human behavior which take place from year to year between the ages of 10 and 14. Part 1 of the book describes the longitudinal research, which…