This paper provides evidence on the effect of local prescription opioid use on academic achievement of 3rd-8th graders between 2009 and 2018. Using county fixed effects models, I find that when counties have higher levels of prescription opioid use, students score lower on standardized assessments two to three years later, with variation by…

Closing the achievement gap has been a continuous topic of conversation in the United States for decades. School leaders have explored many ways to address the academic achievement of their marginalized student population. One approach has been the implementation of culturally relevant pedagogy and curriculum. By implementing a curriculum in which…

In October 2023, the California Department of Education released test scores for all students in Grades 3-8 and 11 for the 2022-23 school year. These results represent an opportunity to analyze whether and to what extent student learning has rebounded after the dramatic declines in scores resulting from the COVID-19 pandemic and related school…

Although Montessori is the most common unconventional education model, no multi-state study has compared standardized test proficiency of Montessori schools with districts. Here we report on this for the 10 states/regions with the most public Montessori schools (n = 195). In 3rd grade, Montessori schools were less proficient in math but more…

Reclassification is a crucial outcome for English learner (EL) students' academic progress. Though ELs spend a large portion of their academic time with general education teachers, we know little about the role general education teachers play in developing ELs' English language proficiency. Drawing from a longitudinal administrative dataset from…

School Improvement Grants (SIGs) exemplify a capacity-building investment to spur sustainable changes in America's persistently lowest-performing schools and stimulate the economy. This study examines both short- and longer-term effects of the first two cohorts of SIG schools from four locations across the country. Dynamic…

This study examined how attaining English proficiency and being reclassified as fluent English proficient affected achievement in English language arts and math in the first year after student reclassification in grades 3-8 in New Mexico. State policy in New Mexico bases student reclassification decisions on whether students attain a minimum…

This Study Snapshot highlights key findings from a study that examined how attaining English proficiency and being reclassified as fluent English proficient affected achievement in English language arts and math in the first year after student reclassification in grades 3-8 in New Mexico. New Mexico established a state-level policy that requires…

The "Effects of Reclassifying English Learner Students on Student Achievement in New Mexico" study examined being reclassified as fluent English proficient and achievement in English language arts and math in the first year after student reclassification. The study focused on achievement among English learner students in 2014/15-2018/19…

Although Montessori is the most common unconventional education model, no multi-state study has compared standardized test proficiency of Montessori schools with districts. Here we report on this for the 10 states/regions with the most public Montessori schools (n = 195). In 3rd grade, Montessori schools were less proficient in math but more…

There is empirical evidence of substantial heterogeneity in economic mobility across geographic areas and the efficacy of schools has been suggested as an explanatory factor. Using administrative microdata from seven states covering nearly 3 million students, we explore the potential role of schools in promoting economic mobility by estimating…

Curriculum Associates' i-Ready is an adaptive diagnostic and individualized instructional tool that has been used in M-DCPS in the last few years. In addition, Curriculum Associates provides the District with results of their predictive model, which uses the students' outcomes on the Fall and Winter i-Ready diagnostic testing as well as the…

This report examines one component of the current school accountability system--learning gains. We find that learning gain percentages are affected by a variety of factors including starting achievement level, socioeconomic status, and English language learner status when the current definition of learning gains is used. Hence, we propose a new…

The Cleveland Metropolitan School District (CMSD) has seen the number of English learner students in grades K-12 increase in recent years, even as overall enrollment has decreased. In addition, the English learner student population has grown more diverse in race/ethnicity, country of origin, and native language. The increasingly diverse English…

In March of 2020, in response to the onset of the COVID-19 pandemic, the state of Illinois mandated the transition to remote instruction for all schools. Although schools had the option to resume in-person instruction during the 2020-21 school year (SY21), the Illinois State Board of Education (ISBE) acknowledged that in-person instruction may not…