John Burn-Murdoch(@jburnmurdoch):Two extraordinary charts from today’s PISA test results: 1) School test scores continue to collapse internationally, underscoring how this is no longer a Covid effect but sustained decline. Those falls in reading and maths are equivalent to about two years of lost schooling.

John Burn-Murdoch

@jburnmurdoch

Columnist and chief data reporter @FinancialTimes | Stories, stats & scatterplots | Senior fellow @LSEdataScience | john.burn-murdoch@ft.com

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John Burn-Murdoch@jburnmurdoch

2026.09.08 10:55

Two extraordinary charts from today’s PISA test results: 1) School test scores continue to collapse internationally, underscoring how this is no longer a Covid effect but sustained decline. Those falls in reading and maths are equivalent to about two years of lost schooling.