Classroom teachers in the United States are absent on average approximately 6 percent of a school year. Despite the prevalence of teacher absences, surprisingly little research has assessed the key source of replacement instruction: substitute teachers. Using detailed administrative and survey data from a large urban school district, we document…

Text-message-based parenting programs have proven successful in improving parent engagement and preschoolers' literacy development. This study seeks to identify mechanisms of the overall effect of such programs. It investigates whether actionable advice alone drives previous studies' results and whether additional texts of actionable advice…

Policy makers and school leaders are perennially concerned with the capacity of the nation's public schools to recruit and retain highly skilled teachers. Over the past two decades, policy strategies including the federal No Child Left Behind Act and alternative pathways to teaching, as well as changes in the broader labor market, have altered the…

Teacher effectiveness varies substantially, yet principals' evaluations of teachers often fail to differentiate performance among teachers. We offer new evidence on principals' subjective evaluations of their teachers' effectiveness using two sources of data from a large, urban district: principals' high-stakes personnel evaluations of teachers,…