Educationalist, author and children’s book illustrator and writer, was born at Muswell Hill on Christmas Day 1942, son of the Rev. Percy W. Mably (1911-95; e.m. 1937) and Ethel Mably, née Fisher. He was educated at Kingswood School, Westminster College, London and Oxford, and the Froebel Institute, London. He started teaching in London in 1964, and then at Furzedown College of Education, before moving in 1974 to the North East London Polytechnic, continuing there until 1980. He founded the International Institute for Teacher Education in 1981 and in the same year was awarded the Medal of Peace by Charles University, Prague, for services to international teacher education. Moving to the USA in 1989, he began writing and illustrating children’s books. He died in Maryland on 31 May 2020.