Immortalised in the Bafta award-winning ITV drama, Mr Bates vs. The Post Office, Jo Hamilton was one of the "Post Office 39," a group of former sub-postmasters and post-mistresses who were convicted of offences including theft, false accounting, and fraud, based on information from a computer system called Horizon which suggested that money had gone missing from post-office branch accounts. Born in Hampshire, Jo ran the local post office in South Warnborough. The 'poster girl' of the fight against the biggest miscarriage of justice of our generation, together with Sir Alan Bates Jo has been at the forefront of fighting for justice for the more than 700 postmasters that were illegally convicted, and remains committed to getting justice for all involved.