About the Author: Collectively, Evans, Gordon, Speed and Senior have over 100 years of teaching experience, both in the classroom and leading maths departments. They all currently hold senior positions within examining bodies and have been extensively involved in the development and piloting of new specifications.Chris Pearce has an MA in maths and over 30 years' teaching experience at secondary level through KS3 to KS5. Now a full-time author, education advisor and examiner, he has written many bestselling KS3 and KS4 materials for Collins.
