It’s estimated to be a half-billion-pound industry in England, but all is not well in the world of teachers’ professional development, warns Gareth Conyard. ‘The teaching of teachers should be its own discipline’Too often, says Conyard, good intent does not translate into the best approach. “Pedagogy” covers the teaching of children, says Conyard, so shouldn’t we have a “gogy” for the teaching of teachers? Conyard as a childThe question of how to improve CPD still weighs heavily on Conyard in his current role. It comes at what should be an exciting time for teachers’ professional development.