Tony Colledge was educated at Bishopshalt Grammar School in Hillingdon, London. He gained a BSc in Civil Engineering at Swansea University in 1976 and then the following year he trained as a teacher at Gypsy Hill College, Kingston, London where he received his PGCE. Tony has spent 37 years in England teaching maths across the whole ability range to pupils aged from 8 to 16. In 1992 he wrote his first book about looking for patterns in Pascal's Triangle. When he retired in July 2014, he was keen to share some of his most useful resources with other teachers, parents and pupils.