Dyslexia is often presented as a clearly delineated condition that can be diagnosed on the basis of appropriate cognitive tests with corresponding forms on intervention. However, this approachable text explores the issues behind this assertion in bringing together leading figures in the field to debate dyslexia.

Julian Elliott shows that understandings and usage of the dyslexia label vary substantially with little consensus or agreement and in putting forward his critique draws upon research in several disciplinary fields to demonstrate the irrationality of these arguments. Roderick I....