In recent years, states have significantly expanded access to prekindergarten (pre-K), and federal policy makers have proposed funding near-universal access across the country. However, researchers know relatively little about the role of subsequent experiences in prolonging or truncating the persistence of benefits for participants. This study…

Over the last several years, Tennessee has rapidly expanded the use of student growth portfolio models for the purpose of teacher evaluation. Participation, both in the number of districts and teachers, has increased steadily since portfolios were first introduced during the 2011-12 school year, and we expect that participation will continue to…