Our research themes section provides background information and context on topics within education research and policy.
Exam candidates, schools, universities, employers, and government all expect qualification standards to be reliable, valid and, where appropriate, comparable across years, subjects and different exam boards. This is not, however, always easy to achieve.
Assessment design potentially incorporates all areas of the production and delivery of public examinations from setting out what should be taught and examined to the way in which it is assessed and marked.
An assessment is only as good as its component parts. Among other features, the underlying curriculum, teaching, test design and marking can all contribute to reliability and validity in the measurement of candidate ability. Each of these components is critical.