Tony Cotton is a highly experienced teacher, holding over 40 years of experience working within primary and secondary schools. He is the editor of Mathematics Teaching and a lead tutor on the International PGCE at the University of Nottingham. He has also spent several years as an advisory teacher for anti-racist education. Tony has authored several books, including Being a Teacher: Teaching and Learning in a Global Context and Transforming Teaching: Global Responses to Teaching Under the Pandemic. Manjinder Kaur Jagdev holds over ten years of experience teaching and as a subject lead in mathematics within a variety of multicultural secondary schools in the UK. Since 2006, she has worked in higher education teaching, supporting student teachers in primary and secondary education. Balbir Kaur is an Assistant Professor in the School of Education at the University of Nottingham. She was previously a Lecturer in Mathematics for Primary Education Teaching in the Department of Education at Brunel University in London. Pete Wright is currently Senior Lecturer in Education and Society at the University of Dundee. He teaches on a range of education courses at undergraduate, master's and doctoral level. He was previously an Associate Professor of Mathematics Education at UCL Institute of Education in London. Prior to that he taught for 12 years in various comprehensive schools in the UK and for three years in a rural school in Kenya. He has also held posts as a local authority consultant and curriculum developer.