About the Author
Steve and Hilary are both full-time mathematics writers and educational consultants. Steve taught Key Stage 3 maths for eight years prior to becoming a mathematics education lecturer at Reading University. Hilary is currently involved in high-ability maths teaching at Key Stage 3, on a voluntary basis. They have written many secondary maths textbooks together, including "Fast Forward" and "KS3 Maths Booster Book" (Hodder/WHSmith).