Paul is one of the founders of Reprieve and is currently a trustee.
Paul received the BFI's Grierson Award for Fourteen Days in May, the powerful documentary about the execution of an innocent man, Edward Earl Johnson, on Mississippi's death row. It was during his filming of that documentary that he met Clive Stafford Smith, who was Edward's lawyer.
Paul runs his own independent production company, Wild Pictures, and was previously the BBC's Head of Documentaries and History.
He has also made over 50 documentaries himself, many winning awards, including a BAFTA for The Duty Men, which also won five further international awards.
The Observer newspaper voted him the 'Documentary Maker's Documentary Maker'.