One of the most persistent features of the research environment in the UK over the last decades has been the Research Assessment Exercise (RAE); now more and more countries are following suit by developing their own systems for research quality assessment. However, in the field of education, one of the difficulties with this policy has been that a great deal of educational research characterises itself as either applied or practice-based. These are forms of research that have been notoriously difficult to accommodate within the RAE in all disciplines, not just in education. But what is...