Tony Cotton is the editor of Mathematics Teaching, a previous honorary secretary of the ATM and a member of the ATM for over 40 years. He started his career teaching mathematics in secondary schools in Sheffield, then worked as an advisory teacher for anti-racist and multicultural education, before teaching on secondary and primary teacher education courses in Nottingham and Leeds, becoming the head of the School of Education and Childhood at Leeds Metropolitan University. In 2012, he left the University sector to work full time as a writer and freelance educational consultant.