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Early childhood education
Hmong but not Asian, Sāmoan but not Pacific Islander: Tracing the ECLS-K Racial Data (Mis)Classification Journey
Topics: MethodsRace is a socially and politically charged concept that remains contested in the United States. We examine racial data (mis)classification in the Early Childhood Longitudinal Studies (ECLS-K) dataset. Centering the racial data journey of Asian American, Native Hawaiian, and Pacific Islander (AA… more →
The Static Nature of the Childcare Workforce, 1990 to 2025
Despite decades of policy attention aimed at strengthening the early childhood care and education workforce, concerns about low pay, high turnover, and limited economic security persist. This paper revisits whether the composition and economic conditions of the childcare workforce have… more →
Operational Funding and Early Educator Wage Growth: Evidence from Massachusetts
Early educators are among the lowest-paid workers in the United States, in part because most early care and education (ECE) programs operate within constrained business models. In Massachusetts, the Commonwealth Cares for Children (C3) program distributes noncompetitive grants to licensed… more →
A randomized controlled trial of HighScope’s teacher professional learning on preschoolers' executive function skills
Topics: Teacher and Leader DevelopmentTeacher professional learning has been shown to promote children’s language, literacy, and social-emotional functioning - however, less is known about its impact on children’s executive function. In the present study, we employed a randomized controlled trial to understand whether HighScope’s… more →
Beyond the Shutdown: Tracking Language Growth in Early Head Start Children Before, During, and After COVID-19
Topics: Student LearningUnderstanding early language outcomes for low-income children in the wake of the COVID-19 pandemic is an important concern for researchers, policymakers, and educators. We examined language environments and language development among infants and toddlers in Early Head Start from pre-COVID,… more →
The Economics of Age at School Entry: Insights from Evidence and Methods
Topics: Policy, Politics, and GovernanceThis article reviews the growing literature on age at school entry and its effects across the life course. Age at school entry affects a broad range of outcomes, including education, labor-market performance, health, social relationships, and family formation. We synthesize the evidence using a… more →
Using experimental variation to examine the (co-)development of cognitive and social-emotional skills in early childhood
Topics: MethodsTags: Child development, Early childhood education, Elementary schools, Returns to education and skillsQuestions about the stability of psychological constructs, skill generalization, and transfer have long motivated psychological research. Despite a proliferation of theory, the field has rarely established causal effects. We employed a novel approach to test the stability and codevelopment of… more →
Childhood Interventions and Life Course Development
Topics: Policy, Politics, and GovernanceTags: Early childhood education, Elementary schools, High schools, Human capital, Returns to education and skillsA paradox has perplexed researchers studying childhood interventions: although program impacts on children’s skills often fade, some interventions have nonetheless produced long-run impacts on adult outcomes. Existing developmental theory does not provide a straightforward explanation. The… more →
Predicting Persistence and Fadeout Across Multi-Site RCTs of an Early Childhood Mathematics Curriculum Intervention
Tyler W. Watts, Caroline M. Botvin, Drew H. Bailey, Emma R. Hart, Shira Mattera, Douglas H. Clements, Julie Sarama, Dale Farran, Mark Lipsey.Topics: Student LearningThis study examined predictors of persistence and fadeout across multiple cluster RCTs that evaluated a preschool mathematics curriculum. We used meta-analytic methods to explore how impacts on student mathematics achievement faded between post-test (i.e., endline) and one-year follow-up. We… more →
The Early Intervention and Early Childhood Special Education Workforce: Descriptive Evidence on Demographics and Turnover from Oregon
Early intervention (EI) and early childhood special education (ECSE) services for children with disabilities have expanded substantially across the U.S. over the past few decades, necessitating efforts to recruit and retain a qualified workforce to meet their needs. Despite widespread reports of… more →
Influence of Within-Class Age Differences on Adolescents’ Eating Behaviors
Topics: Student Well-BeingThis study examines within-class age differences as a novel determinant of adolescents’ dietary behaviors, isolating it from confounders such as absolute age, season of birth, and country-specific school entry rules. Using a multi-country dataset of over 600,000 European students, we find that… more →
The Effects of Early Childhood Science Educational Interventions on Children’s Science Achievement: A Meta-Analysis of Classroom-Based Studies
Topics: Student LearningThe importance of providing children with more robust opportunities to access high-quality science instruction is a widely recognized challenge. Unfortunately, science instruction is often neglected in the earliest school grades, meaning that many young children face opportunity gaps to learning… more →
Teaching Computational Thinking to Children in Head Start Classrooms: Results from a Randomized Controlled Trial
Topics: Student LearningDespite efforts to broaden participation in computer science and its related fields, there exist stark disparities in participation in computer related fields by gender, race/ethnicity, and socio-economic status. One approach to combat these disparities is to expose children to computing… more →
Impacts of Michigan Transitional Kindergarten Through Third Grade
Topics: Student LearningTransitional Kindergarten (TK) is a relatively new model of early childhood education, with little evidence on whether and how it affects children’s development. This study provides new evidence using data from Michigan, which has the nation’s second-largest TK program. Using survey data (N=171… more →
Impacts of Oversubscribed Boston Pre-K Programs through Middle School
Christina Weiland, Tiffany Wu, Rebecca Unterman, Anna Shapiro, Shekinah Lightner, Thomas Staines, Annie Taylor.Topics: Student LearningIn this pre-registered study, we explored the impacts of Boston Pre-K on children’s educational trajectories, school progress/engagement, and academic achievement in late elementary and middle school using lotteries for oversubscribed schools in 2007-2011 (N=3,092 students; 24% of all applicants… more →
Peer Victimization Among English Learners: Examining the Role of Dual-Language and English-Only Programs
Topics: Student Well-BeingThis study examines the relationship between English Learner (EL) classification, language program type, and peer victimization using nationally representative data from the Early Childhood Longitudinal Study- Kindergarten Class of 2011. Leveraging a sample of 9,562 children, this study… more →
Creating Short Forms of Early Childhood Development Measures: A Framework for Quantifying Statistical, Conceptual, and Practical Tradeoffs in Direct Assessment
Direct assessments of early childhood development (ECD) are a cornerstone of research in developmental psychology and are increasingly used to evaluate programs and policies in lower- and middle-income countries. Despite strong psychometric properties, these assessments are too expensive and… more →
Variations in Pre-Primary Education Infrastructure Within and Across Administrative Sectors in Rwanda
Topics: Families and CommunitiesThis study examines disparities in structural quality across Rwanda’s pre-primary modalities—centre-based, community-based, and home-based—operating under a single policy framework. Using data from 4,875 settings across 91 administrative sectors in seven districts, we applied multilevel models… more →
Does Early Childhood Education mitigate the birthdate effect? A regression discontinuity analysis of administrative data
Pablo Araya Cortés, Cristian Macías Domínguez, Luis Pires Jiménez, Rosa Santero Sánchez, Ismael Sanz Labrador.Topics: Student Well-BeingThis article examines the impact of within-class age differences on educational outcomes, using students' birth months in Madrid's primary schools as a natural experiment. Employing a regression discontinuity design, we analyze third-grade students to investigate these age-related effects.… more →
Early Childhood Education and Maltreated Children’s Behavioral and Cognitive Outcomes: Quasi-experimental Evidence from the National Survey of Childhood and Adolescent Well-Being II
Topics: Student Well-BeingPrior evidence shows that early childhood education (ECE) can serve as a protective factor that boosts maltreated children’s school readiness outcomes. Yet, less is known about ECE’s relationship to other developmental domains critical to their wellbeing including their adaptive behaviors and… more →