Margaret Sangster was formerly Principal Lecturer and Programme Director of the BA (Hons) in Primary Education at Canterbury Christ Church University, UK. She worked for many years as a primary teacher, and as a mathematics advisory teacher before moving to Higher Education.
Dr Rona Catterall has a wealth of experience as a senior lecturer in mathematics education. Before moving into higher education she worked with children aged 3 to 11 as a class teacher, a deputy-head, an acting headteacher and as a mathematics advisory teacher in the North West of England.