What Your Exam Score Actually Means – Measurement Error and the Art of Equating

A student takes a national exam and scores 75 out of 100. The number appears on their certificate, determines their university options, and follows them for years. It looks precise. It looks final. It looks like a fact about the student, in the same way that their height or weight is a fact. It isn’t. … Read more

Computer Adaptive Testing: Why Modern Assessment Adapts to You

Imagine a test where the questions you see depend on how well you’re doing. Get an item right, and the next item gets harder. Get it wrong, and the next one gets easier. The test calibrates itself to you, in real time, item by item, narrowing in on your true ability with each response. This … Read more

Welcome to Psycholo.ge – The Science of Human Behavior, Measured.

Welcome – and thank you for visiting Psycholo.ge. This site is something I’ve wanted to build for a long time: a dedicated space where psychometrics, research methodology, and the psychology of the digital world come together. After years of working in educational assessment and teaching at the university level, I felt it was time to … Read more