Peter Clarke has been a mathematics coordinator and deputy headteacher in primary schools in Australia and London. He has also worked as a mathematics advisor and has written many publications on primary mathematics. He also lectures on initial teacher training and postgraduate courses, and runs INSET at schools and conferences. Steve has many years professional experience of collaborative practice with the major educational publishers, editors, in-house designers and authors. His creative practice includes illustration, logo design, cover design and full series design including online resource. His primary passion is for children’s illustration and this is demonstrated in his creation of the new Collins Picture Atlas alongside the accompanying World Map and, more recently, the map of the United Kingdom & Ireland.