School discipline policies are broadly intended to foster a high-quality learning environment by maintaining safety in the classroom; however, far too often, schools adopt measures that harm a student's social, emotional, academic, and in some cases, physical health and well-being. To create physically safe and emotionally supportive environments…

This paper reports the results of a randomized controlled trial evaluating "We Have Skills," a brief curriculum designed to teach early elementary students academic and social skills as well as improve teacher efficacy in classroom management. Intervention efficacy was tested with 127 teachers, randomly assigned to condition, and 2,817…

This study examined the dimensionality and measurement invariance of the Kindergarten Student Entrance Profile (KSEP) when used to rate the school readiness of children from different ethnic backgrounds (Latino or White, non-Latino), as well as from households where a different language was predominant (Spanish or English). Teachers rated the…

California's Kindergarten Readiness Act of 2010 revised the cutoff date by which children must turn five for kindergarten entry in that year and established transitional kindergarten (TK), defined as the first year of a two-year kindergarten program for all students affected by the birthdate eligibility change. Since it has been implemented across…

Transitional kindergarten--the first year of a two-year kindergarten program for California children born between September 2 and December 2--is intended to better prepare young five-year-olds for kindergarten and ensure a strong start to their educational career. The goal of this study was to measure the success of the program by determining the…

Transitional kindergarten--the first year of a two-year kindergarten program for California children born between September 2 and December 2--is intended to better prepare young five-year-olds for Kindergarten and ensure a strong start to their educational career. The goal of this study was to measure the success of the program by determining the…

Participation in high-quality preschool can improve academic, behavioral, social-emotional, and cognitive outcomes for students of varying backgrounds, including students from disadvantaged backgrounds (e.g., Andrews, Jargowsky, and Kuhne 2012; Barnett 2008; Camilli et al. 2010; Karoly and Bigelow 2005; Reynolds et al. 2007). However, some studies…

Research shows that participation in a high-quality preschool can improve young children's readiness skills for elementary school, positively influencing behavioral, social-emotional, and cognitive outcomes. However, some preschool program evaluations document that some initial benefits may not persist into early elementary school. To explore how…

Research Findings: In this study we analyze how parent and teacher ratings of young Latino children's social competencies in rural California are associated with children's oral language development. We find (a) that there is considerable incongruence between parent and teacher ratings of child social competence, (b) that both parent and teacher…

California's Kindergarten Readiness Act of 2010 established transitional kindergarten (TK), the first year of a two-year kindergarten program for students affected by the change in the birthdate cutoff for entry into kindergarten from December 2 to September 1. This brief, the sixth in a series highlighting findings from the "Study of…

In 2010, Governor Arnold Schwarzenegger signed the Kindergarten Readiness Act into law. The law changed the kindergarten entry cutoff so that children must turn five by September 1 to enter kindergarten. The law also established a new grade level--Transitional Kindergarten (TK)--which is the first year of a two-year kindergarten experience for…

Bullying prevention efforts have yielded mixed effects over the last 20 years. Program effectiveness is driven by a number of factors (e.g., program elements and implementation), but there remains a dearth of understanding regarding the role of school climate on the impact of bullying prevention programs. This gap is surprising, given research…

A 12-week, 32-lesson afterschool intervention was conducted with third-to fifth-grade urban African American boys classified as aggressive. Grounded in attribution theory and organized around the construct of perceived responsibility in self and others, the intervention focused on increasing both social skills and academic motivation. Participants…

California's Kindergarten Readiness Act of 2010 established transitional kindergarten (TK), the first year of a two-year kindergarten program for students affected by the change in the birthdate cutoff for entry into kindergarten from December 2 to September 1. This final report from the program's evaluation focuses on results from a five-year…

California's Kindergarten Readiness Act of 2010 established transitional kindergarten (TK), the first year of a two-year kindergarten program for students affected by the change in the birthdate cutoff for entry into kindergarten from December 2 to September 1. This fifth short report in a series highlighting findings from the Study of…