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Best practice in psychometrics

Articles on assessment science, fair selection and what's changing in the industry — written by our business psychologists.

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Featured AI & assessment · 3 min read

Can candidates cheat psychometric tests with AI — and what should employers do about it?

Generative AI has changed unproctored online testing. We look at what the evidence says about AI-assisted responding, which test types are most exposed, and the detection and design measures that keep results valid.

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Assessment science 3 min read
Norm groups: why the comparison group matters as much as the score
A percentile is not a property of a person. It is a statement about a comparison — and the comparison group is doing more of the work than most report readers realise.
23 Aug 2026
How-to guides 3 min read
How to run a 360 feedback programme people actually trust
Most 360 programmes fail for the same reason, and it is not the questionnaire. It is that nobody was clear what the feedback was for.
23 Aug 2026
Industry news 3 min read
Game-based assessment: engagement gimmick or measurement breakthrough?
Game-based assessment has moved from novelty to procurement shortlist. The engagement benefits are real and reasonably well evidenced. The measurement claims deserve more scrutiny than they usually get.
23 Aug 2026
Fair selection 3 min read
Reasonable adjustments in online testing: a practical guide for employers
The duty is anticipatory, which means it applies before anyone asks. Most employers get the legal principle right and the operational detail wrong.
23 Aug 2026
How-to guides 3 min read
SJT or ability test? Choosing the right assessment for the role
They measure different things, fail in different ways, and suit different roles. The choice is usually clearer than it looks — and the answer is often both.
23 Aug 2026
Assessment science 3 min read
What makes a psychometric test valid? Reliability, validity and fairness explained
Three words get used interchangeably in assessment marketing and mean quite different things. Understanding the difference is the difference between buying a test and buying a claim.
23 Aug 2026
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