Terrance Dicks

Terrance Dicks (14 April 1935 – 29 August 2019) was an English author and former television screenwriter, script editor and producer. Dicks had a long association with the BBC science-fiction series "Doctor Who", also working as a writer and script editor from 1968 to 1974. He was known as "the most prolific contributor to "Doctor Who"".
Terrance died at his home in Hampstead, London after he short-illness on 29 August 2019 at the age of 84.