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Field Before After
Last Published January 22, 2026 06:08 AM February 02, 2026 03:51 PM
Intervention Start Date January 20, 2026 February 04, 2026
Intervention End Date February 20, 2026 March 04, 2026
Planned Number of Clusters 236 classrooms across 7 colleges and 9 majors. 233 classrooms across 7 colleges and 9 majors.
Planned Number of Observations 4,489 students 4,452 students
Sample size (or number of clusters) by treatment arms 92 control classrooms and 144 treatment classrooms 90 control classrooms and 143 treatment classrooms
Pi as first author No Yes
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