her conviction was quashed last year, but now it's time for answers from this public inquiry. i've had a criminal record for 13 years that i didn't deserve, and that impacts on your work, on your finances and everything. my mum and dad aren't here, they weren't here to see my conviction quashed, because they both had strokes and died, which i'm convinced was as a result of what happened to me. in total, 706 former sub—postmasters were convicted for crimes they didn't commit. slowly, those convictions are being overturned — 72 so far. but thousands more post office staff lost huge amounts of money, so the government will foot the bill for compensation. the it system at the centre of this scandal is called horizon, developed by the software firm fujitsu. essentially, it couldn't add up properly, so post office managers were accused of stealing sums