At the defendant’s sentencing hearing, the victim’s daughter, Charlotte Williams, spoke of her devastation at losing her “loving father”.
It emerged in court Scott continued to drive after collapsing much earlier that day from a hypoglycemic episode as a result of his diabetes.
The collision happened in heavy traffic at around 4.30pm on the eastbound carriageway of the motorway, between Junction 30 Cardiff Gate and Junction 28 for Tredegar Park.
Cecil Scott was found guilty of causing death by dangerous driving following a trial. Picture: Wales News Service
The jury heard how Scott, of Ashfield, Stantonbury, Milton Keynes, was making his way home after delivering vehicles in Gloucestershire and South Wales.