“...Research has focused predominantly on how teachers affect students' achievement on standardized tests despite evidence that a broad range of attitudes and...”

“...Although wide variation in teacher effectiveness is well established, much less is known about differences in teacher improvement over time. We document that...”

“...This quantitative study examines the relationship between teachers' perceptions of their working conditions and their intended and actual departures from...”

“...Policy makers increasingly include provisions aimed at fostering professional community as part of reform initiatives. Yet little is known about the impact of...”

“...In 2007, Washington adopted the Student Achievement Initiative, a statewide performance accountability system designed to improve retention rates and degree...”

“...Experiments that assign intact groups to treatment conditions are increasingly common in social research. In educational research, the groups assigned are...”

“...Remediation is one of the largest single interventions intended to improve outcomes for underprepared college students, yet little is known about the remedial...”

“...Expansion of the use of student test score data to measure teacher performance has fueled recent policy interest in using those data to measure the effects of...”