Former Chief Crown Prosecutor for North West England Nazir Afzal was responsible for convicting the men who sexually abused young girls in Rochdale.
Matthew Parris invites him to nominate a great life.
He's chosen Mahatma Gandhi, also a lawyer, whom he says inspired him to speak out on behalf of those who were marginalised and ignored by the rest of society.
Producer: Maggie Ayre
First broadcast on BBC Radio 4 in December 2017.