Insights

Best practice in psychometrics

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

All Assessment science Fair selection AI & assessment Industry news How-to guides

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.

Read article →

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

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

Get new articles by email

One email a month on assessment best practice. No spam, unsubscribe anytime.