The National Assessment of Educational Progress (NAEP) is an integral measure of academic progress across the nation and over time. It is the largest nationally representative and continuing assessment of what our nation's students know and can do in various subjects, such as civics, mathematics, reading, and U.S. history. The program also…

Despite reaching global parity in enrollment, gender and wealth disparities in education continue to undermine girls' learning and opportunities in low- & middle- income countries. This data brief was created by the Population Council's GIRL Center and the Evidence for Gender and Education Resource (EGER) in collaboration with the Girls First…

The explosion in availability and variety of data requires learning experiences that reveal more of the data world faster and develop practical skills with digital technologies. Key high-level goals of the International Data Science in Schools Project (IDSSP) include having students continually immersed in the cycle of learning from data, and data…

This Statistical Compendium to the report "The State of the World's Children 2024: The Future of Childhood in a Changing World," offers vital statistics on child survival, development, and protection worldwide, supporting UNICEF's commitment to tracking progress toward global goals for children's and women's rights. It includes the…

In order to investigate causality in situations where random assignment is not possible, propensity scores can be used in regression adjustment, stratification, inverse-probability treatment weighting, or matching. The basic concepts behind propensity scores have been extensively described. When data are longitudinal or missing, the estimation and…

Background: Schools are ideal environments in which to conduct child and adolescent physical activity (PA) research. Despite this, PA-specific practical guidance for school-based research is lacking, which may present unique challenges to researchers. Based on reflections from our own experiences, this paper seeks to provide practical guidance on…

Adolescents with disabilities experience co-occurring mental health needs at higher rates than their peers without disabilities (Blake, 2017; Milligan et al., 2015; Poppen et al., 2016; Thornton et al., 2017). Mental health needs often become more prominent as individuals with disabilities transition from childhood to adolescence (White et al.,…

Positive youth development is a strengths-based, positive psychology approach to fostering adolescents' educational engagement and achievement. It focuses not just on students' academic development but also on their vocational, social, and emotional development. The positive youth development philosophy is at the heart of Cynthia Hazel's unique…

Surveys show rates of sexual harassment and misogyny among students are high in U.S. secondary schools--yet most schools fail to deal with this problem. Many educators would like to intervene when they hear students use degrading or sexualized language about girls (or LGBTQ youth) or harass them, but don't know how to do so effectively. The…

This Research-to-Impact brief is the fourth in a series by Chapin Hall's Voices of Youth Count on understanding and addressing youth homelessness. It summarizes key lessons learned from conducting point-in-time counts of youth experiencing homelessness in 22 diverse counties across the United States. Youth counts can provide communities with…

The use of reference groups made up of members of the population being researched has been encouraged within the qualitative research literature. This paper describes the use of reference groups made up of children and young people and promotes them as a space within which co-reflexive activities can help researchers reconsider their research…

Positive teacher-student relationships provide adolescents with disabilities the confidence to explore new challenges in and out of the classroom. Goal-setting and self-determination skills have been consistently shown to promote healthy transition adjustment among students with disabilities. Despite the growing awareness of the importance of…

The landscape of childhood health and disease has changed over the past century, and school nurses are now in a unique position to address the conditions that lead to chronic disease, such as obesity. Measuring body mass index (BMI) during childhood and adolescence is the recommended method for screening and/or monitoring obesity in school…

Sexual behavior is an important aspect of adolescent development with implications for well-being. These chapters highlight important perspectives on studying sexual health from a normative, developmental perspective, such as viewing a range of sexual behaviors as life events; considering potentially positive physical health, mental health, social…

Fraction of missing information [lambda][subscript j] is a useful measure of the impact of missing data on the quality of estimation of a particular parameter. This measure can be computed for all parameters in the model, and it communicates the relative loss of efficiency in the estimation of a particular parameter due to missing data. It has…