The purpose of this study was to understand the impact, implementation and costs associated with a one-semester elective lab course in 9th grade, Accelerating Literacy for Adolescents (ALFA) Lab, which seeks to improve students' reading achievement, particularly for those from economically disadvantaged communities. This study used three cohorts…

Elementary school teachers' math anxiety has been found to play a role in their students' math achievement. The current study addresses the role of teacher math anxiety on ninth-grade students' math achievement and the mediating factors underlying this relationship. Using data from the National Mindset Study, we find that higher teacher math…

The purpose of this study is to evaluate the implementation and impacts of the Building Assets, Reducing Risks (BARR) model in its first year of implementation in 66 schools across the U.S. and to document scale-up progress during the Investing in Innovation (i3) grant period (2017-2021). The impact evaluation included 21,529 9th grade students…

There are many promising psychological interventions on the horizon, but there is no clear methodology for preparing them to be scaled up. Drawing on design thinking, the present research formalizes a methodology for redesigning and tailoring initial interventions. We test the methodology using the case of fixed versus growth mindsets during the…

Every Classroom, Every Day (ECED) is a set of instructional improvement interventions designed to increase student achievement in math and English/language arts (ELA). ECED includes three primary components: (a) systematic classroom observations by school leaders, (b) intensive professional development and support for math teachers and…

A great deal of developmental research has relied on self-reports solicited using the "some/other" question format (""Some students" think that...but "other students" think that..."). This article reports tests of the assumptions underlying its use: that it conveys to adolescents that socially undesirable…

The transition into high school is a critical point in the educational pipeline, and ninth-grade can be characterized as one of its leakiest junctures. This policy brief examines how some states and districts are currently easing the transition into high school for students. It focuses on five key challenges that states, districts and schools…

The transition from middle school to high school represents a significant event in the lives of adolescents, one that necessitates support from and collaboration among teachers, parents, counselors, and administrators at both educational levels. Successful transitions place particular emphasis on ninth-grade initiatives and can create one of…