The Promise and Potential Pitfalls of Value-Added Assessment

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But… Significant PotentialProblems with Using VAM• Logistical issues• Perverse incentives/unintendedconsequences• Test measurement issues• Theoretical/practical issues measuringteacher contributions• Defining the constructed counterfactual6
Logistical Issues• Timing of tests– Summer fall-back– Administration mid-year• Student absences• Data constraints– In most places data systems are not now set up for highstakesVAM purposes• To get more credible estimates of teacher contribution we needmultiple years of student background information linked toteachers• To use VAM effectively, we probably need VAM estimatessooner7
Page 1 and 2: The Promise and Potential Pitfallso
Page 3 and 4: A Simple Observation• Opposition
Page 5: Gateway vs. Workforce PoliciesEmpir
Page 9 and 10: Test Measurement Issues• Vertical
Page 11 and 12: Defining the Counterfactual• We n
Page 13 and 14: Tradeoffs• Multiple years of job
Page 15 and 16: Current Salary Structure Isn’t Wo
Page 17 and 18: Why VAM?Devil You Don’t Know Is P
Page 19 and 20: Hypothetical Relationship Between T
Page 21 and 22: Comparison of Teacher Effects in Ma
Page 23 and 24: Degree LevelsDifference in means: .
Page 25 and 26: Individual & Institutional SAT Scor
Page 27: Pay Structure Outside Education•

The Promise and Potential Pitfalls of Value-Added Assessment

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