'I've helped 29 people die… but I'm NOT a murderer': UK's 'travel agent for death' hits back and defends his 'work' for assisted dying clinic after sister shops him to police

On the wall in the Davison home in rural Dorset is a huge map of the world. Professor Sean Davison and his wife Raine are much travelled, as are their three children, aged 15, 14 and 11.