A recent study has found that earlier high school start times have negative consequences for students that include tardiness and absences. Melinda Morrill, associate professor of economics, was a corresponding author to the study that researched seven cohorts of students whose schools changed start times during the 2012-13 academic year.
“Looking at all 19 of the schools, we found that historically, the five schools that started at 8:05 had significantly lower rates of absenteeism and tardiness than the 14 schools that started at 7:25,” said Morrill. “But once those five schools moved their start time to 7:25, those advantages disappeared.”
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