Pearson Edexcel’s Exam Paper Mess Left 75,000 Students Anxious — And It Was Entirely Preventable

Exam paper problems seldom remain silent for very long. Students converse. Teachers take notice. Eventually, the regulator intervenes. That’s more or less what happened last summer, when tens of thousands of A-level maths students sat papers that turned out to be far from the straightforward, carefully constructed assessments they were promised.

After discovering that the board had used 2022 contingency exam papers as assessment materials in 2025, Ofqual, the UK’s exam regulator, formally chastised Pearson Edexcel. Over 75,000 students took those exams. Some of the content bore a “unreasonably similar” resemblance to earlier material — similar enough that students who had spotted the overlap could, in theory, have anticipated what was coming next in the planned second paper.

That’s a problem. As it turned out, it was a serious one rather than a catastrophic one. Pearson pulled the planned second paper and replaced it with a different contingency paper. Except that paper hadn’t been designed to work alongside the first, which meant some topics got tested twice over while others barely got touched. It’s possible to argue, as Pearson did, that coverage still aligned broadly with the specification. But there’s a difference between technically compliant and genuinely fair.

Ian Bauckham, the chief regulator of Ofqual, didn’t hold back. He described the mistakes as “serious” and “entirely avoidable,” pointing out that they created “anxiety, stress, and uncertainty” just when the students needed neither. He believed that the Pearson exam paper contingency issues were predictable rather than the product of an unusual administrative crisis. The most painful part is that.

The fact that Pearson used these contingency papers as recently as 2022 is one of the details that frustrates me as I watch this develop. Someone had to have noticed, or ought to have noticed, that using the same documents three years later posed serious risks. It’s unclear if that discussion took place, was ignored, or didn’t occur at all. It is evident that the overlap was missed until 75,000 youths took a seat with pencils.

The good news for students is that Ofqual finally determined the results were reliable enough to be trusted for university advancement. According to Pearson’s own analysis, any grade distortion was not statistically significant. That is important. However, as Bauckham pointed out, a successful outcome does not lessen the severity of the failures. The difference between being fortunate and doing things correctly is significant.

Citing Pearson’s cooperation, its admission of the violations, and its guarantees regarding the validity of the results, Ofqual opted for a rebuke rather than a fine. The rebuke is a relatively new tool in the regulator’s toolbox; it was only introduced last year for cases that are serious enough to warrant a public outcome but not severe enough to warrant a monetary penalty. In this case, it’s a reasonable middle ground. Though it’s hard not to wonder whether the exam board, with its scale and resources, might have taken contingency planning more seriously with a heavier consequence attached.

Pearson apologized and says it has since overhauled its risk management and contingency processes. That’s the right thing to say. Whether the changes run deep enough will only become clear the next time something unexpected happens — and in the world of high-stakes exams, something unexpected always does, eventually. The question is whether the backup plan actually holds.