By Ann Cusack & Joe Smith A mother who was brutally beaten and left for dead by her ex-partner is campaigning for a change in the law to save other lives. Zoe Dronfield, now 47, almost died after a horrific eight-hour attack by her ex, Jason Smith, who was later jailed for 10 years. After Smith was convicted, Zoe learned he had previous convictions, and 13 other women came forward to say they had been victims also. She has since campaigned with women’s charities for greater support and advice for victims of domestic abuse and helped devise a stalking app. She is now pushing for a change in the…