Francis Ndaji is the Manager of the P scales project at the Centre for Evaluation and Monitoring at Durham University, which runs projects monitoring the progress and attitudes of a million pupils across the UK each year. He previously taught in a secondary school before joining the research division of the National Metallurgical Development Centre of Nigeria, where he was Chief Chemist and Head of Division. He is a member of the Educational Evaluation Group. Peter Tymms is Director of the Centre for Evaluation and Monitoring at Durham University. Peter was a teacher for many years before becoming an academic; his main areas of research include monitoring, assessment, interventions and research methodology generally. He devised the PIPS project, which is designed to monitor the affective and cognitive progress of children through primary schools. He is a member of the Advisory Board of the UKCeMGA of the Office of National Statistics.