James Biddulph completed his PhD at Cambridge University. He is a successful educator and the Headteacher of the first and only University Training School for Primary Education. Prior to being the Headteacher of the University of Cambridge Primary School (UCPS), he was the inaugural Headteacher of Avanti Court Primary in East London. He completed two Masters, one in Music and one in Educational Research during this time. Early on in his career he was awarded Outstanding New Teacher of the Year and gained Advanced Skills Teacher status. Julia Flutter has worked in education research for over 20 years as a Research Associate at the Faculty of Education, University of Cambridge, where she has been focusing on collaborative approaches for improving classroom teaching. She was a director of the Cambridge Primary Review Trust, a not-for-profit organisation promoting excellence in primary education, and an Associate Editor for the internationally respected Cambridge Journal of Education. She was a contributing author and sub-editor to the Cambridge Primary Review final report, Children, Their World, Their Education (edited by Professor Robin Alexander and published by Routledge, 2010).