Now the Secondary Maths National Education Lead for Twinkl Educational Publishing, Peter Mattock has been teaching and leading maths for twenty years. He is a specialist leader of education (SLE), an accredited Ofqual Subject Specialist and secondary maths professional development lead who regularly presents at conferences across the country. Peter also develops teaching for mastery in the secondary school classroom, having been part of the first cohort of specialists trained in mastery approaches by the National Centre for Excellence in the Teaching of Mathematics (NCETM).

Read Peter's features in TES:

Why our SLT need to be as accountable to us as we are to them'

The government and Ofsted have cost more people their careers than I can count'

Four ways to make sure maths teachers stay happy (and stay put)'

Take it from the task-master: easy ways to get pupils thinking'

Ten steps to surviving as a new head of department'

Five ways maths teachers can persuade secondary colleagues to embed numeracy'

How to grade questions in the new GCSE system'

Click here to read Peter Mattock’s blog.