National Council on Teacher Quality
Assessment Design and Course Grades: Evidence from Linked College Syllabi and Grade Records
Grade inflation is of increasing concern on college campuses, yet little is known about the course-level practices associated with higher grades. We examine one such practice: assessment design. Using syllabi from more than 400 undergraduate courses at four public universities, we identify… more →
Human-, GRM-, and LLM-Generated School-Improvement Leadership Scores from Missouri: Structural Bias and Concurrent and Predictive Validity
Head or assistant principal evaluation systems are widely deployed but rarely examined for validity, and AI scoring tools have entered K–12 workflows ahead of the evidence. We examine human supervisor ratings, Graded Response Model (GRM) rescaling, and large language model (LLM) scoring of 1,385… more →
The Four Day Gamble: The Quasi-Experimental Effects of Four-Day School Week Adoption on Teacher, Principal, and Paraprofessional Staff Turnover and District Financial Outcomes
Four-day school week (4DSW) adoption is an increasingly popular policy, particularly for rural districts that are seeking to reduce educator turnover and district expenditures. Using a staggered treatment event study design, I am among the first to estimate the quasi-experimental effects of 4DSW… more →