Matt Campbell's brother Geoff was murdered on 9/11. He was on the 106th floor of the north tower. Over the years Matt has been campaigning for justice for his brother putting pressure on both the authorities in the US and the UK. On August 26th 2021, the Campbell family submitted a 2,500 page application under the UK Coroners Act 1988 to the UK Attorney General requesting a new inquest into Geoff's death. Matt has a BSc in Theoretical Physics and MSc in Non-linear Mathematics (University of Liverpool); and an MSc in Scientific Applications Software (Cranfield University).