What an Assessment Is Actually For
Assessment narrows uncertainty about how somebody will perform. It does not remove it, and processes designed as though it does fail in predictable ways.
Foundations
Assessment narrows uncertainty about capability. It does not remove it, and processes designed as though it does fail predictably.
6 notes in this section
Prediction, and What the Evidence Supports
A century of research on selection has produced a few robust findings and a great many numbers that have not held up. What to rely on.
The Gap Between What Is Measured and What Matters
Organisations assess what is convenient to assess. The distance between that and what determines success in the role is where most bad hiring lives.
Job Analysis: Knowing What You Are Selecting For
The unglamorous step that everything else depends on. How to do it in a few hours rather than as a project.
Reliability and Validity, Without the Statistics
Two ideas that decide whether an assessment is worth running, explained in terms you can apply without a psychometrics background.
The Question to Ask Before Designing Anything
One question that sorts most assessment decisions, and what each answer points to.
Start here
Independent guidance on skills assessment, selection design and fair hiring practice. External tools are included for practical comparison; evidence from the job remains the basis for decisions.