Published Articles & Media
Do Value-Added Estimates Identify Causal Effects of Teachers and Schools?
There is now substantial evidence that value-added estimates capture important information about the causal effects of teachers and schools
Never Diet Without a Bathroom Scale and Mirror: The Case for Combining Teacher Evaluation and the Common Core
Schools should seize this window of transition—when it is safest for teachers to ask for help (and for instructional leaders to offer it)—to completely reinvent the teacher evaluation process.
Ahead of the News
Climate Change and Value-Added: New Evidence Requires New Thinking
It is increasingly hard to sustain the argument that test-based measures have no role to play in teacher evaluations.
Capturing the Dimensions of Effective Teaching
Student achievement gains, student surveys, and classroom observations
Evaluating Teacher Effectiveness
Can classroom observations identify practices that raise achievement?
Teacher Certification Doesn't Guarantee a Winner
Standards, Testing, and Accountability
Failing to account for natural fluctuations in test scores could undermine the very idea of holding schools accountable for their efforts - or lack thereof
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