Learn this from the latest Boris Johnson scandal: never again should a PM appoint the BBC chair | Roger Bolton

Richard Sharp should never have been involved in Johnson's finances - but how people get the job is the priority now Richard Sharp's BBC chairmanship hangs by a thread over the assistance he gave to Boris Johnson when the then prime minister found himself in personal financial difficulties, and Sharp's application to become BBC chair was approaching the final stages. On Monday the chair told staff that "Our work at the BBC is rooted in trust", and that he looked forward to "continuing our work t...