The Brief Jessica Aber's cause of death has been revealed, according to reports. The 43-year-old former US attorney died from "sudden unexpected death in epilepsy," She was found dead in a home in Alexandria, Virginia, back in March. The official cause of death has been released for Jessica Aber, a former federal prosecutor, who was found dead in a home in Alexandria, Virginia, in March. What we know:An autopsy report revealed that 43-year-old Jessica Aber's manner of death was "natural" after suffering "sudden unexpected death in epilepsy." Her family and Virginia State Police did state that they believed she died from natural causes in the days following her death.