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With research revealing the impact that a one-grade difference in A-level results can have on a student’s future earnings, is a reliability in grading of ‘one grade either way’ really acceptable, asks Dennis Sherwood

A college that saw 22 grades changed from 41 reviews of GCSE English language results underlines why it’s worth schools looking carefully at their grades this results day

Ofqual doesn’t tell us the proportion of GCSE and A-level grades that contain marking mistakes, says Dennis Sherwood, but deciphering the available data raises the possibility that it’s an alarmingly high figure

New Ofqual data on the number of GCSE and A-level marks changed on review after the summer 2025 exams provides more clarity on the accuracy of marking, explains Dennis Sherwood

GCSE results data shows that while some subjects enjoy neat grade distribution, many others see multiple peaks across the spread of grades. Dennis Sherwood explores why

Despite recognising the importance of exam grades, the review’s interim report fails to acknowledge concerns about the accuracy of marking and the appeals process, warns Dennis Sherwood