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On creativity, innovation and systems thinking
Here are some videos, podcasts, magazine articles and blogs, and also some reviews of my recent book, Creativity for Scientists and...
Videos and podcasts about the unreliability of school exam grades
Here are some videos and podcasts discussing the problem of unreliable GCSE, AS and A level school exam grades in England: More or Less...
School exam grades in England can't be trusted
In England, every year, more than a million high school students take GCSE (age 16), AS (age 17) and A level (age 18) exams. The grades...
CAGs, TAGs and mutant algorithms
In 2020 and 2021, formal 'sit-down' school exams in England were cancelled because of the Covid-19 pandemic. Students, though, still...
Grade (un)reliability - the full story
Over the last few weeks, I've been working on a document that tells the full story about grade (un)reliability, including * why grade...
Visualising grade (un)reliability
On 27th November 2018, Ofqual published some important measures of the reliability of GCSE and A level examinations in 14 subjects -...