Matthew Bannister on

Avicii, the Swedish DJ whose songs became anthems for millions of festival goers around the world. He was found dead aged 28 in Oman.

Dr. Ruth Nussenzweig the medical researcher who laid the foundations for the development of a vaccine for malaria.

Anita Shreve, the author of 18 novels, including The Pilot's Wife which sold more than three million copies.

Guy Playfair, the ghost hunter who investigated the controversial Enfield Poltergeist in the 1970s.

And Bob Bura, half of the animation team that brought us Trumpton, Camberwick Green and Chigley.