 Evaluation of the TVEI initiative was obligatory.In the London Borough of Enfield, the evaluation strategy was to use teacher-researchers based in schools (Leask, 1998), following Lawrence Stenhouse's effective teacher-research model used for the evaluation of the Humanities Curriculum Project.Professor Helen Simons, a colleague of Stenhouse, set up the Enfield model, later managed by Professor David Hopkins at what was the Cambridge Institute of Education.